Related Questions

A circular swimming pool is to be filled with water. If the radius of the pool is 2m and the height of the pool is 7m, what volume of water will be required to fill the pool ?
A 88m^3
B 176m^3
C 25.14m^3
D none of these
A circular swimming pool is to be filled with water. If the radius of the pool is 2 meter and the heingt o the pool is 7m, what volume of water will be required to fill the pool π=22/7
A 88 m3
B 176 m3
C 25.14 m3
D 28 m3
In the middle of around pool lies a water-lily . The water-lily doubles in size every day . After exactly 20 days the complete pool will be covered by the lily. After how days will half of the pool be covered by water-lily ?
A 3
B 7
C 10
D 15
A reservoir has two pipes, A and B. A can fill the reservoir 5 hours faster than B. If both together fill the reservoir in 6 hours, the reservoir will be filled by A alone in-
A 8 hours
B 10 hours
C 11 hours
D 12 hours
An empty pool is being filled with water at a constant rate, 3/5th of the pool has filled in 7 hours. How much more time will it take to completely fill the pool?
A 5 hours 20 minutes
B 4 hours 40 minutes
C 4 hours 20 minutes
D 2 hours 48 minutes
An empty pool is being filled with water at a constant rate. It takes 6 hours to fill 2/3rd of the pool. How much time will it take to completely fill the pool?
A 15
B 9
C 10
D 12
An empty pool is being filled with water at a constant rate. It takes 9 hours to fill 3/5 th of the pool. How much more time will it take to completely fill the pool?
A 15
B 9
C 10
D 12
One pipe can fill a pool in 6 hours, and a second pipe can fill the same pool in 12 hours. If both pipes work together, how long will it take to fill the pool?
A 3 hours
B 3.5 hours
C 4 hours
D 4.5 hours
A rectangular swimming pool is 15 meter long and 30 meter wide. A deck, with uniform width, surrounds the pool. If the total area of the pool and deck is 1050 square meter what is the width of the deck in meter?
A 6
B 7.5
C 10
D 5
Working alone, pump A can empty a pool in 3 hours. Working alone, pump B can empty the same pool in 2 hours. Working together, how many minutes will it take pump A and pump B to empty the pool?
A 72
B 75
C 84
D 96

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