mathematics MCQs – Page 49

Practise multiple-choice questions from mathematics for competitive examinations and subject revision. Review each marked answer and report any item that may be outdated or unclear.

961. A boatman goes 2 km against the current of the stream in 1 hour and goes 1 km along the current in 10 minutes. How long will he take to go 5km in stationery water?
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A. 40 Minutes

B. 1 Hr 30 Min

C. 1 Hour

D. 1 hr 15 Min
962. Speed of a boat in standing water is 9 kmph and the speed of the stream is 1.5 kmph. A man rows to a place at a distance of 105 km and comes back to the starting point. The total time taken by him is_________?
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A. 24 hours

B. 18 hours

C. 20 hours

D. 16 hours

963. If in a game of 80, P can give 16 points to Q and R can give 20 points to P, then in a game of 150, how many points can R give to Q?
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A. 48

B. 90

C. 54

D. 60
964. (24 * 5 * 7 * 9) / ? = 216
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A. 20

B. 35

C. 25

D. 15

965. A boat takes half time in moving a certain distance downstream than upstream. What is the ratio between the rate in still water and rate of current?
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A. 1:03

B. 2:01

C. 3 : 1

D. 1:02

966. The speed of a motor boat is that of the current of water as 36:5. The boat goes along with the current in 5 hours 10 min, it will come back in_______?
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A. 5 hours 50 min

B. 12 hours 10 min

C. 6 hours

D. 6 hours 50 min
967. 7 2/5 of 110 / ? = 844
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A. 30

B. 28

C. 24

D. 22

968. A boy has nine trousers and 12 shirts. In how many different ways can he select a trouser and a shirt?
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A. 108

B. 9

C. 12

D. 21

969. The difference between C.I. and S.I. on an amount of Rs. 15,000 for 2 years is Rs. 96. What is the rate of interest per annum?
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A. 8

B. 10

C. 12

D. Cannot be determined

970. What is the difference between the C.I. on Rs. 5000 for 1 1/2 years at 4% per annum compounded yearly and half-yearly?
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A. Rs. 8.30

B. Rs. 3.06

C. Rs. 4.80

D. Rs. 2.04
971. 79.98 / 12.51 * 2.49 = ______?
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A. 14

B. 18

C. 16

D. 12

972. A man can row three-quarters of a kilometre against the stream in 11 minutes and down the stream in 7 minutes. The speed (in km/hr) of the man in still water is:_________?
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A. 4

B. 3

C. 2

D. 5
973. The C.I. on a certain sum for 2 years at 10% per annum is Rs. 525. The S.I. on the same sum for double the time at half the rate percent per annum is________?
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A. Rs. 400

B. Rs. 500

C. Rs. 800

D. Rs. 600

974. A vessel of capacity 90 litres is fully filled with pure milk. Nine litres of milk is removed from the vessel and replaced with water. Nine litres of the solution thus formed is removed and replaced with water. Find the quantity of pure milk in the final milk solution?
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A. None of these

B. 72.9

C. 73.8

D. 72

E. 74.7

975. The sum of money at compound interest amounts to thrice itself in 3 years. In how many years will it be 9 times itself?
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A. 12

B. 6

C. 9

D. 18

976. [(523 + 27) * (187 35) / (424 + 16)] / [110/22 of (2 * 38)] = ______?
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A. 4

B. 1

C. 3

D. 2
977. A boat can move upstream at 25 kmph and downstream at 35 kmph, then the speed of the current is_________?
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A. 10 kmph

B. 30 kmph

C. 15 kmph

D. 5 kmph
978. If Rs. 7500 are borrowed at C. I at the rate of 4 % per annum then after 2 years, the amount to be paid is_______?
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A. Rs. 7800

B. Rs. 8082

C. Rs. 8112

D. Rs. 8100

979. The difference between simple and compound interests compounded annually on a certain sum of money for 2 years at 4% per annum is Re. 1. The sum (in Rs. ) is_________?
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A. 625

B. 650

C. 640

D. 630

980. A can run a kilometer race in 4 1/2 min while B can run same race in 5 min. How many meters start can A give B in a kilometer race, so that the race mat end in a dead heat?
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A. 130 m

B. 150 m

C. 100 m

D. 125 m