Pipes A and B can fill a tank in 40 minutes and 60 minutes. Both are opened for 12 minutes and then A is closed. How many more minutes will B take to fill the tank?
Correct answer C. 30 minutes
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In a 200 m race, Asma finishes in 32 seconds and Bushra in 40 seconds. By how many metres does Asma beat Bushra?
Correct answer C. 40 m
In a 1 km race, A beats B by 50 m or 10 seconds. What is A’s time for the course?
Correct answer C. 190 seconds
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In a 400 m race A beats B by 40 m, and in a 300 m race B beats C by 30 m. By how many metres will A beat C in a 400 m race?
Correct answer A. 76 m
The speeds of two runners A and B are in the ratio 5 : 4. In a 500 m race, how much start should A give B for a dead heat?
Correct answer D. 100 m
Arif runs 1 3/4 times as fast as Bilal. If Arif gives Bilal a start of 84 m, how long should the race course be so that both reach the winning post together?
Correct answer B. 196 m
Two athletes start together from the same point on a 600 m circular track and run in opposite directions at 4 m/s and 6 m/s. After how many seconds do they first meet?
Correct answer C. 60 seconds
Two athletes start together from the same point on a 600 m circular track and run in the same direction at 4 m/s and 6 m/s. After how many minutes do they first meet?
Correct answer B. 5 minutes
On a 400 m circular track, Hina runs at 5 m/s and Sara at 8 m/s, starting together from the same point. After how many seconds will they first be together again at the starting point?
Correct answer C. 400 seconds
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In a game of 100 points, A can give B 20 points and C 32 points. How many points can B give C in a game of 100?
Correct answer B. 15 points
In a 1 km race A beats B by 125 m, and in another 1 km race B beats C by 80 m. By how many metres will A beat C over 1 km?
Correct answer A. 195 m
Ali runs 1 km in 4 minutes and Babar runs it in 4 minutes 10 seconds. By how many metres does Ali beat Babar in a 1 km race?
Correct answer D. 40 m
An inlet pipe fills a cistern in 20 minutes and an outlet pipe empties it in 30 minutes. If both are opened on an empty cistern, when will it be full?
Correct answer D. 60 minutes
Three pipes can fill a tank in 10, 15 and 30 hours respectively. How long will all three together take to fill it?
Correct answer A. 5 hours
A tap fills a tank in 8 hours, but because of a leak it takes 10 hours. How long would the leak take to empty the full tank?
Correct answer A. 40 hours
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Pipes A and B together fill a tank in 6 hours. A alone fills it in 10 hours. How long would B alone take?
Correct answer C. 15 hours
Pipes A and B can fill a tank in 24 minutes and 32 minutes respectively. Both are opened, and B is closed after some time so that the tank is full in exactly 18 minutes. For how many minutes was B open?
Correct answer A. 8 minutes
Two pipes can fill a tank in 9 hours and 12 hours. Both are opened together, and after 3 hours the first pipe is closed. How much more time will the second pipe take to fill the tank?
Correct answer C. 5 hours
A pipe pours water into an empty 1200-litre tank at 15 litres per minute, while a leak loses 5 litres per minute. How long will the tank take to fill?
Correct answer D. 2 hours
Two pipes can fill a tank in 18 minutes and 36 minutes. A waste pipe removes 5 litres per minute. With all three open, the tank fills in 16 minutes. What is the capacity of the tank?
Correct answer A. 240 litres