Mathematics – WBPSC Food SI Previous Year Question Paper

Mathematics – WBPSC Food SI Previous Year Question Paper

Food SI Question Paper – 2019

51. A General of an Army wants to create a formation of square from 36562 army men. After arrangement, he found some army men remained unused. Then, the number of such army men who remained unused was

(A) 36

(B) 65

(C) 81

(D) 97

 

52. A class is divided into two sections A and B. Passing average of 20 students of section A is 80% and passing average of 30 students in section B is 70%. What is the passing average of both sections?

(A) 72%

(B) 74%

(C) 75%

(D) 77%

 

53. If the average age of Rakesh and Mohan is 15, average age of Mohan and Ramesh is 12 and the average age of Rakesh and Ramesh is 13, then the age of Mohan is

(A) 16 years

(B) 13 years

(C) 14 years

(D) 12 years

 

54. The population of a city is 250000. It is increasing at the rate of 2% every year. The growth in the population after 2 years is

(A) 2500

(B) 10000

(C) 252000

(D) 10100

 

55. In an examination out of 480 students, 85% of the girls and 70% of the boys passed. How many boys appeared in the examination, if total pass percentage was 75%?

(A) 370

(B) 340

(C) 320

(D) 360

 

56. A sum of Rs. 300 is divided among P, Q and R in such a way that Q gets Rs. 30 more than P and R gets Rs. 60 more than Q. The, ratio of their shares is

(A) 2:3:5

(B) 3:2:5

(C) 2:5:3

(D) 5:3:2

 

57. In a class of 49 students, the ratio of girls to boys is 4:3. If 4 girls leave the class, the ratio of girls to boys would be

(A) 11:7

(B) 8:7

(C) 6:5

(D) 9:8

58. One-half of a certain number is equal to 65% of the 2nd number. Find the ratio of 1st to 2nd number.

(A) 10:13

(B) 8:13

(C) 13:8

(D) 13:10

 

59. A sum was put at simple interest at a certain rate for 3 years. Had it been put at 1% higher rate, it would have been fetched Rs. 5,100 more. The sum is

(A) Rs. 1,70,000

(B) Rs. 1,50,000

(C) Rs. 1,25,000

(D) Rs. 1,20,000

 

60. Suresh borrowed Rs. 800 at 6% and Naresh borrowed Rs. 600 at 10%. After how much time, will they both have equal debts? (At simple interest)

 

61. A father is nine times as old as his son and the mother is eight times as old as the son. The sum of the father’s and the mother’s age is 51 years. What is the age of the son?

(A) 7 years

(B) 5 years

(C) 4 years

(D) 3 years

 

62. Before 7 years, the ratio of ages of A and B was 3:4. After 9 years, the ratio of their ages will be 7:8. The present age of B will be

(A) 16 years

(B) 19 years

(C) 28 years

(D) 23 years

 

63. A can do a piece of work in 4 days and B can complete the same work in 12 days. What is the number of days required to do the same work together?

(A) 2 days

(B) 3 days

(C) 4 days

(D) 5 days

 

64. A does 20% less work than B. If A can complete a piece of work in 7 hours, then B can do it in

(A) 4 hrs

(B) 6 hrs

(C) 8 hrs

(D) 10 hrs

65. X, Y and Z undertake to do a work for Rs. 6,000. X and Y together do of the work and rest is done by Z alone. How much should be share of Z?

(A) Rs.1,350

(B) Rs.1,200

(C) Rs.1,500

(D) Rs.1,450

 

66. A train takes 9 seconds to cross a pole. If the speed of the train is 48 km/hr, then length of the train is

(A) 150 m

(B) 120 m

(C) 90 m

(D) 80 m

 

67. A 400 m long train takes 36 sec. to cross a man walking at 20 km/hr in the direction opposite to that of the train. What is the speed of the train?

(A) 20 km/hr

(B) 30 km/hr

(C) 15 km/hr

(D) 11 km/hr

 

68. If the speed of a swimmer in still water is 9 km/hr, find the downstream speed of the swimmer, when the river is flowing with the speed of 6 km/hr.

(A) 15 km/hr

(B) 18 km/hr

(C) 3 km/hr

(D) 12 km/hr

 

69. X covers 1 km in 8 min 40 sec while Y covers the same distance in 10 min. By what distance does X defeat Y?

 

70. What will be the angle between the hands of a clock when the time is at 4:40 p.m.?

(A) 120°

(B) 100°

(C) 110°

(D) 130°

 

71. The LCM of two numbers is 2376 while the HCF is 33. If one of the numbers is 297, then the another number is

(A) 216

(B) 264

(C) 642

(D) 792

 

72. 12, 16, 32, 68, 132, ?

(A) 196

(B) 232

(C) 276

(D) 213

73. How many numbers between -11 and 11 are multiples of 2 or 3?

(A) 11

(B) 14

(C) 15

(D) None of the above

 

74. What least number must be added to 1057 to get a number exactly divisible by 23?

(A) 1

(B) 3

(C) 2

(D) 4

 

75. Today is Monday. What will be the day after 64 days?

(A) Thursday

(B) Wednesday

(C) Friday

(D) Tuesday

 

76. The mean temperature of Monday to Wednesday was 37° C and of Tuesday to Thursday was 34° C. If the temperature on Thursday was 4/5 that of Monday, then the temperature of Thursday was

(A) 35.5°C

(B) 34°C

(C) 36.5°C

(D) 36°C

 

77.

(A) 378

(B) 756

(C) 252

(D) 332

 

78.

(A) 36864

(B) 46864

(C) 56864

(D) 66864

 

79. Which one among the following is the largest?

(A) 7/9

(B) 11/14

(C) 3/4

(D) 10/13

 

80. If

Then what is x equal to?

(A) 7/10

(B) 13/10

(C) 11/10

(D) 17/10

81. A train covers 90 m in passing a standing man. Find the length of the train.

(A) 20 m

(B) 87 m

(C) 71 m

(D) 90 m

 

82. A man covered a distance of 12 km in 90 min by cycle. How much distance will he cover in 3 hrs, if he rides the cycle at a uniform speed?

(A) 36 km

(B) 24 km

(C) 30 km

(D) 27 km

 

83. To cover a distance of 315 km in 2.8 hrs, what should be the average speed of the car?

(A) 112.5 m/s

(B) 56.25 m/s

(C) 62.5 m/s

(D) 31.25 m/s

 

84. If speed of 3⅓ m/s is converted to km/h, then it would be

(A) 8 km/h

(B) 9 km/h

(C) 10 km/h

(D) 12 km/h

 

85. A tank can be filled by pipe X in 2 hrs. and pipe Y in 6 hrs. At 10 a.m., pipe X was opened. At what time will the tank be filled if pipe y is opened at 11 a.m.?

(A) 12:45 p.m.

(B) 5:00 p.m.

(C) 11:45 a.m.

(D) 11:50 a.m.

 

86. 3 men can do a piece of work in 18 days. 6 boys can also do the same work in 18 days. In how many days, 4 men and 4 boys together will finish the work?

(A) 10 days

(B) 6 days

(C) 12 days

(D) 9 days

 

87. If cost of 15 eggs is Rs.75, then find out the cost of 4 dozen eggs.

(A) Rs. 240

(B) Rs. 300

(C) Rs. 150

(D) Rs. 185

 

88. P, Q and R start a business. P invests 3 times as much as Q invests and Q invests (2/3)rd as much as R invests. Find the ratio of capitals of P, Q and R.

(A) 3:2:6

(B) 2:6:3

(C) 6:2:3

(D) 5:2:3

 

89. Jagatram, a milk seller has certain quantity of milk to sell. In what ratio, he should mix water to gain 5% by selling the mixture at the cost price?

(A) 1:10

(B) 1:5

(C) 1:20

(D) 1:15

90. In what proportion must a grocer mix wheat at Rs. 2.04 per kg and Rs. 2.88 per kg so as to make a mixture worth Rs. 2.52 per kg?

(A) 2:3

(B) 3:2

(C) 5:3

(D) 3:4

 

91. Anita purchased a bicycle at a cost of Rs. 3,200. She sold it at a loss of Rs. 240. At what price did she sell the bicycle?

(A) Rs. 2,960

(B) Rs. 2,690

(C) Rs. 3,440

(D) Rs. 3,360

 

92. Gopal bought a cell phone and sold it to Ram at 10% profit. Then, Ram wanted to sell it back to Gopal at 10% loss. What will be Gopal’s position if he agreed?

(A) Neither loss nor gain

(B) Loss 1%

(C) Gain 1%

(D) Gain 0.5%

 

93. A shopkeeper allows a discount of 10% to his customers and still gains 20% on cost, the marked price of the article which costs Rs. 450, is

(A) Rs. 600

(B) Rs. 540

(C) Rs. 660

(D) Rs. 580

 

94. A dozen pair of socks quoted at Rs. 80 are available at a discount of 10%. How many pair of socks can be bought for Rs. 24?

(A) 4

(B) 5

(C) 3

(D) 6

 

95. What would be the simple interest obtained on an amount of Rs. 8,930 at the rate of 8% per annum after 5 years?

(A) Rs. 5,413

(B) Rs. 2,678

(C) Rs. 3,572

(D) Rs. 4,752

 

96. Find the value of

(A) 5997

(B) 5979

(C) 5994

(D) 2997

 

97.

(A) 648

(B) 762

(C) 612

(D) 728

 

98. The least number which when divided by 4, 6, 8 and 9 leaves a remainder of 7, is

(A) 144

(B) 72

(C) 36

(D) 85

 

99. The HCF of three numbers is 23. If they are in the ratio of 1:2:3, then find the numbers.

(A) 69, 15, 22

(B) 23, 46, 69

(C) 25, 31, 41

(D) 23, 21, 35

 

100. The sum of place values of 2 in 2424 is

(A) 4

(B) 220

(C) 2002

(D) 2020

 

Video Explanation

• Solutin by Smart Maths

 

 

Food SI Question Paper – 2014

1. If the length of a rectangle is increased by 8m its area increases by 72 sq.m. The breadth of the rectangle is

(A) 8m

(B) 12m

(C) 9m

(D) cannot be concluded from the given data

 

2. Ratio of principal and yearly amount is 16:17. The rate of interest per annum is

(A) 12½%

(B) 6¼%

(C) 5(15/17)%

(D) 10%

 

3. Area of a rectangle is 24 cm2 and perimeter 20 cm. then length of diagonal is

(A) 2√7

(B) 2√11

(C) 2√13

(D) 2√17

 

4. Ratio of cost price and selling price is 5 : 4. Then find the % of loss.

(A) 15%

(B) 20%

(C) 25%

(D) 11(1/9)%

 

5. A=2p, B=A+3, C=B+3 The average of A, B and C is

(A) p+3

(B) 2p+1

(C) 2p+3

(D) 3p+6

 

6. 300 apples are distributed among A, B and C in such a way that three times of the number received by A may be equal to four times of B and 9 times that of C. The number of apples received by B is

(A) 108

(B) 100

(C) 104

(D) 118

 

7. If the sum of two numbers is 50 and their mean proportional is 15, then the numbers are

(A) 35,15

(B) 25,25

(C) 40,10

(D) 45,5

8. Rs. 15000 being the worth of 0.25 part of a property, the worth of 0.03×0.5 part of thesame property is (in Rs.)
   (A) 9000

(B) 2250

(C) 1500

(D) 900

 

9. A number is as much greater than 21 as is less than 71. The number is

(A) 41

(B) 39

(C) 49

(D) 46

 

10. Find the principal, if the interest is Rs.180 per year @ 5% per annum

(A) 3000

(B) 3500

(C) 3600

(D) 4000

 

11. Rahul, Rohit and Rawnak enter into a partnership business with investments of Rs. 3500,
    Rs.4500 and Rs. 5500. If the first 6 months profit is Rs.405, then share of Rahul in the profit will be

(A) Rs. 200

(B) Rs. 105

(C) Rs. 250

(D) Rs. 150

 

12. In a partnership business, 3/4th of A’s capital, 0.25 of B’s capital and 30% of C’s capital areequal. Share of profit of B in a total profit of Rs. 52,000 is

(A) Rs. 8,000

(B) Rs. 24,000

(C) Rs. 30,000

(D) Rs. 20,000

 

13. Ratio of Cost price and selling price is 10:11, then profit percentage is

(A) 5%

(B) 10%

(C) 11%

(D) 20%

 

14. In an examination 65% of the total number of examinees passed. If the number of failures is17% more than the number of candidates not appeared in the examination then total number of passed candidates is

(A) 620

(B) 310

(C) 106

(D) 403

 

15. 12 persons take 9 days to prepare 18 windows. The no. of days required by 54 persons to prepare 45 windows.

(A) 1

(B) 5

(C) 3

(D) 10

16. A rectangular field has an area of 864 sq.m. One of its side is 24m. The ratio of its lengthand breadth is

(A) 6:5

(B) 3:2

(C) 4:3

(D) 9:5

 

17. If in “y” years Rs. z is obtained as simple interest @ x% per annum, then the principal is

(A) Rs. (100x)/yz

(B) Rs. (100yz)/x

(C) Rs. xyz

(D) Rs. (100z)/xy

 

18. If the area of the four walls of a room is 88 sq.m. and the perimeter of its floor is 22 m.then the height of the room is (in m.)

(A) 5

(B) 4

(C) 4.5

(D) 8

 

19. Rs. 570 are to be divided among A, B and C so that their shares are in the ratio 1/3:1/5:1/10. The respective share of B is

(A) Rs. 180

(B) Rs. 300

(C) Rs. 90

(D) Rs. 120

 

20. If the ratio of the areas of two squares is 4:9, then the ratio of their perimeters is
    

(A) 2:3

(B) 1:2√3

(C) √2:√6

(D) 3√2:1

 

21. Average age of three brothers and their father is 18 years. Average age of these three brothers and their mother is 16 years. Mother’s age is 34 years. The age of the father is

(A) 42 years

(B) 39 years

(C) 40 years

(D) 38 years

 

22. The average of the least and the greatest prime number of two digits is
    

(A) 54

(B) 55

(C) 54.5

(D) 55.5

 

23. The price of oil is increased by 20%. If the expenditure is not allowed to increase, the ratio between the reduction in consumption and the original consumption is
    

(A) 1:6

(B) 6:1

(C) 5:1

(D) 1:5

24. The ratio between the present age of A and B is 4:5. If the difference between their age is 8 years. Then sum of their personal age is

(A) 32 years

(B) 40 years

(C) 65 years

(D) 72 years

 

25. If Н.С.F. of a and b be c, then L.C.M. will be-

(A) abc

(B) ab/c

(C) ac/b

(D) c/ab

 

26. When a number is divided by 63 the remainder is 25. When the number is divided by 7 theremainder will be

(A) 2

(B) 3

(C) 4

(D) 5

 

27. Price of an article is increased twice consecutively by 10% and as a result of the article becomes Rs. 484. Initial price of the article was

(A) Rs. 375

(B) Rs. 380

(C) Rs. 390

(D) Rs. 400

 
28. If Sourav runs at 31.2 kmph, then in 3 seconds he will run

(A) 26 m

(B) 30 m

(C) 35 m

(D) 42 m

 

29. A book seller sold two books for Rs. 178 each. On one he gains 14% while on the other helosses 14%. His gain or loss in the whole transaction is

(A) loss of 1.41%

(B) gain of 2.56%

(C) gain of 4%

(D) loss of 1.96%

 

30. A man by a car at 15/16th of its value and sells it for 10% more than its value. His gain percentage is

(A) 11.67

(B) 15.57

(C) 16.67

(D) 17.33

 

31. A person sold 320 mangoes for the cost price of 400 mangoes. His gain percent is

(A) 10%

(B) 15%

(C) 12(½)%

(D) 25%

 

32. If a, b, c are three sum of money such that b is the simple interest on a, c is the simple interest on b for the same time and the same rate of interest, then we have

(A) a² = bc

(B) c² = ab

(C) abc = 1

(D) b²  = ac

 

33. A four digit number is divisible by 7 becomes divisible by 3 when 10 is added to it. The largest such number is

(A) 9987

(B) 9996

(C) 9999

(D) 9989

 

34. Two buses travel to a place at 25 kmph and 35 kmph respectively. If the second bus takes 16(½) hr less than the first for the same journey the length of journey is

(A) 1100 km

(B) 900 km

(C) 1350 km

(D) 785 km

 

35. The H.C.F of two number is 9 and their L.C.M is 270. If the sum of the number is 99, theirdifference is equal to

(A) 18

(B) 15

(C) 12

(D) 9

36. The salaries of A, B and C are in the ratio of 2:3:5. The salary of B and C together is Rs.8000. Percentage of the salary of C more than that of A by-

(A) 150%

(B) 100%

(C) 200%

(D) 250%

 

37. Average of three numbers is 21 and the average of these three numbers and a fourthnumber is 18. The fourth number is

(A) 7

(B) 8.5

(C) 8

(D) 9

 

38. The average of 11 numbers is 6. If each number is multiplied by 7 then the average ofthe new set of numbers is

(A) 66

(B) 77

(C) 36

(D) 42

 

39. A train 150m long crosses a standing man in 5 seconds. The speed of the train is

(A) 108 kmph

(B) 32 kmph

(C) 112 kmph

(D) 40.5 kmph

 

40. The number 77 is divided into two parts such that H.C.F. of two parts is 11 and their L.C.M is 110. The smaller of the two parts is

(A) 11

(B) 22

(C) 44

(D) 55

 

41. A person is asked to simplify (2+2×2)/(2/2×2) and his answer is 16. The percentage error committed by him is

(A) 23.1%

(B) 81.25%

(C) 433.33%

(D)  No error

 

42. If 37(½)% of a number is 45 then 87(½)% of the number will be

(A) 105

(B) 102

(C) 96

(D) 92

43. The simple interest on Rs.5250 from 1st February, 2013 to April 14, 2013 at 7(½)% rate will be

(A) Rs. 78.75

(B) Rs. 104

(C) Rs. 26.50

(D) Rs. 104.25

 

44. 2/3rd of a number is greater than 1/6th of it by 10. The number is

(A) 15

(B) 20

(C) 33

(D) 12

 

45. If the list price of an article be x and the price after discount (x-y), then the rate of discount is

(A) y%

(B) 100y/x%

(C) 100x/y%

(D) 100y%

 

46. Speed of the stream is 2km/hr. A boat takes 2 hours to cover a distance down the stream and 3 hours to return. Speed of the boat is

(A) 15 km/hr

(B) 20 km/hr

(C) 10 km/hr

(D) 25 km/hr

 

47. A certain number of men can finish a piece of work in 60 days. If however, there were 10  men less, it would take 20 days more for the work to be finished. No. of men were there originally
(A) 20

(B) 30

(C) 50

(D) 40

48. The recurring decimal fraction 0.3333……∞. represents the real number

(A) 0.3

(B) 33/100

(C) 1/3

(D) 100/33

 

49. A carton containing 20 glass toys is dropped. Which of the following cannot be the ratio of broken toy to unbroken toy?

(A) 1:4

(B) 3:1

(C) 3:2

(D) 5:1

 

50. Rs. 1760 was divided between A and B in such a way that 1/3rd of A’s profit will be equal to 2/5th of B’s profit. Find the profit of B.

(A) Rs. 700

(B) Rs. 750

(C) Rs. 800

(D) Rs. 850

 

89. Pointing to a photograph of a boy Suresh said, “He is the son of the only son of my mother”. How is Suresh related to the boy?

(A) Brother

(B) Uncle

(C) Cousin

(D) Father

 

105. Which of the following is correctly matched?

(A) Agriculture-Honey Bee

(B) Pisciculture-Silk Moth

(C) Sericulture-Fish

(D) Aquaculture-Mosquitoes

 

130. Look at this series 22, 21, 23, 22, 24, 23, … What number should come next?

(A) 22

(B) 24

(C) 25

(D) 26

 

Video Explanation

• Solutin by Smart Maths – Part 1
• Solutin by Smart Maths – Part 2

 

 

Food SI Question Paper – 2006

2. A watch sold for Rs.60 incurs a loss of 15%. In order to make a profit of 2%, how much should be the watch sold for ?

(A) Rs.70

(B) Rs.72

(C) Rs.75

(D) Rs.85

 

5. Square root of 0.111…

(A) 1

(B) ¹⁄₉

(C) ½

(D) 0.333…

 

6. A work is done by A in 4 days, B in 5 days and C in 10 days. Working together A, B and C can complete the whole work in

(A) 1³/₅ days

(B) 3 days

(C) 2⁵/₆ days

(D) 1⁹⁄₁₁ days

 

8. A sum of money triples itself in 30 years. The interest will be

(A) 6(2/3)%

(B) 10%

(C) 15%

(D) 6%

 

9. Which among the following words are alike:

Students, Book, Pen, Pencil

(A) Pen, Pencil

(B) Pen, Books

(C) Books, Students

(D) Pencil, Students

 

10. The interest on Rs.250 at 10% per annum for 3 years is

(A) Rs.70

(B) Rs.75

(C) Rs.80

(D) Rs.85

 

12. In a barrack of soldiers there was stock of food for 190 days for 4000 soldiers. After 30 days 800 soldiers left the barrack. For how many days shall the left-over food last for the remaining soldiers?

(A) 175 days

(B) 200 days

(C) 225 days

(D) 250 days

15. The ratio of the angles of a triangle is 3 : 5 : 10, the measure of the largest angle is:

(A) 100°

(B) 80°

(C) 70°

(D) 110°

 

16. The number which is divisible by 12, 18, 21 and 32 between 4000 and 5000 is:

(A) 4203

(B) 4023

(C) 4032

(D) 4302

 

18. The value of – 50% of 50 + 50

(A) 50

(B) 100

(C) 150

(D) 75

 

19. If ‘BAD’ is coded as 214, then ‘PAD’ will be coded as

(A) 1624

(B) 1614

(C) 215

(D) 712

 

20. A silver-nickel alloy contains a mixture of 40% silver and 60% nickel. 120 pounds of such alloy contains silver of

(A) 48 Pound

(B) (100/120) Pound

(C) 50 Pound

(D) 60 Pound

 

22. Product of two consecutive even numbers is 528, what are the numbers ?

(A) 44, 42

(B) 52, 54

(C) 34, 32

(D) 22, 24

 

25. 9 litres of a mixture of milk and water contains 50% milk. How much quantity of water should be added so that the mixture contains 30% milk ?

(A) 3 litre

(B) 4 litre

(C) 5 litre

(D) 6 litre

26. Ratio of two numbers is 3 : 4 and their L.C.M. is 120; find their H.C.F..

(A) 40

(B) 30

(C) 20

(D) 10

 

28. A got 10% less marks than B. Then how much percentage more did B get from A ?

(A) 10%

(B) 11%

(C) 11(1/9)%

(D) 9(1/11)%

 

29. Which number can be replaced by the ‘?’ Symbol

(A) 1

(B) 20

(C) 25

(D) 100

 

30. A train 100 meter long crosses a bridge 100 meter long in 6 seconds. How much time will be taken by the same train to cross another bridge 200 m long ?

(A) 8 second

(B) 9 second

(C) 10 second

(D) 12 second

 

32. Find the odd one out from the given words:

(A) Mango

(B) Banana

(C) Radish

(D) Guava

 

35. As a pen and a piece of paper is related to each other, similarly a piece of chalk is related to

(A) Book

(B) Library

(C) Classroom

(D) Blackboard

 

36. An increase of 20% tax on an article, reduces its usage by 20%. The total amount of tax received from the article

(A) Remains same

(B) increases by 4%

(C) decreases by 4%

(D) decreases by 5%

38. Three sons of Hari takes birth after every 3 years. Total age of three sons is 24 years, then age of the youngest son is

(A) 7 years

(B) 8 years

(C) 5 years

(D) 10 years

 

39. 64 litres of a mixture contains milk and water in the ratio 5 : 3. How much more quantity of water must be added so that the ratio of milk and water becomes 3 : 5 ?

(A) 40 litre

(B) 42 litre

(C) 42(2/3) litre

(D) 44 litre

 

40. The average of 15 numbers is 7. The average of first 8 numbers is 6.5 and average of the last 8 numbers is 9.5. Which one is the middle number ?

(A) 21

(B) 22

(C) 23

(D) 24

 

42. Factory : Siren is similar to

(A) Motor Car : Engine

(B) House : Room

(C) Clock : Bell

(D) Library : Book

 

45. A is the mother of B, B is the daughter of C, C is the father of D, how is A related to D ?

(A) Niece

(B) Mother

(C) Father

(D) Daughter

 

46. The salary of a man decreases by 50% and again increases by 50%. How much loss did he incur ?

(A) 50%

(B) 22%

(C) 25%

(D) 20%

 

48. In order to pass in a subject one has to get 36% marks. A student got 55 marks and heard that if he would have got 2 marks less then he would have failed. What was the total marks of the subject ?

(A) 100

(B) 125

(C) 150

(D) 200

49.

(A) 0

(B) 1

(C) 2

(D) 3

 

50. The price of an article is decreased by 25%. To bring back to its previous value, the current price should be increased by —

(A) 25%

(B) 33(1/3)%

(C) 20%

(D) 50%

 

56. 12 men working 8 hours a day can complete a work in 30 days, 18 men working 4 hours a day can complete the work in:

(A) 30 days

(B) 40 days

(C) 45 days

(D) 50 days

 

58. If Hari earns 20% more than Madhu, how much percent does Madhu earn less than Hari ?

(A) 20%

(B) 15%

(C) 16(2/3)%

(D) 22%

 

59. Cost price of 4 articles is equal to selling price of 3 articles. Gain percent is:

(A) 25%

(B) 40%

(C) 33(1/3)%

(D) 37(½)%

 

60. A man rows 18 km downstream in 4 hours and returns back in 12 hours. The speed of the stream in hours is

(A) 1 km

(B) 1.5 km

(C) 1.73 km

(D) 2 km

 

66. The price of rice is increased from Rs. 10 to Rs. 12.50. What is the increase in percent ?

(A) 20%

(B) 22%

(C) 25%

(D) 30%

68. A cyclist riding with the speed of 5m/s. What is the speed in km/hr. ?

(A) 18 km/hr

(B) 15 km/hr

(C) 30 km/hr

(D) 36 km/hr

 

70. A man travels from his house at the speed of 15 km/hr. and returns back at the speed of 10 km/hr. Average speed of his total journey is

(A) 11 km

(B) 12 km

(C) 12(½) km

(D) 13 km

 

73. Square root of 0.0009 is

(A) 0.003

(B) 0.0000003

(C) 0.03

(D) 0.0003

 

76. Like Tiger is to Cat, similarly Snake is to

(A) Rat

(B) Crocodile

(C) Rabbit

(D) Lion

 

77. The largest 5 digit number divisible by 15, 36, 21 is

(A) 99999

(B) 9959

(C) 9979

(D) 99540

 

79. Hari, Jadu, Madhu started a business. Hari contributed ½ part, Jadu contributed ¹⁄₃ part and the rest of the amount given by Madhu. What will be the ratio of their profit ?

(A) 2 : 3 : 1

(B) 3 : 2 : 5

(C) 2 : 3 : 6

(D) 3 : 2 : 1

 

83. In a school as many rupees were taken from each teacher, a total of 324 rupees were collected. How many teachers are present in the school ?

(A) 24

(B) 18

(C) 162

(D) 22

86. When I was born my father’s age was 32 years. I got married at the age of 27 years. Until then 10 years has past. What is the present age of my father ?

(A) 48 years

(B) 59 years

(C) 61 years

(D) 69 years

 

87. 5/9 times the square of a number is 3125. What is the number ?

(A) 625

(B) 5625

(C) 150

(D) 75

 

89. In the year 1980 a person received an annual salary of Rs.2305.80. How much did the person earn daily?

(A) Rs. 6.23

(B) Rs. 6.30

(C) Rs. 6.31

(D) None of the above

 

93. Rs.800 of 1.5 of ²/₅ of 30% is

(A) Rs. 150

(B) Rs. 148

(C) Rs. 144

(D) Rs. 140

 

96. If all the “vowels” are removed from the alphabetical series, then which is the 10th letter from the beginning of the new alphabetical series ?

(A) Q

(B) P

(C) M

(D) T

 

97. ¼th part of a stick is kept underwater. How much part (in percent) of the stick is above water ?

(A) 25%

(B) 50%

(C) 75%

(D) 100%

 

99. Find the largest size of a bamboo that can be placed in a square field of area 100 square meters.

(A) 10 metre

(B) 20 metre

(C) 14.14 metre

(D) 25 metre

 

Video Explanation

• Math Viedo Solutio