Question

two water taps together can fill a tank in 9 3/8 hours the tap of larger diameter takes 10 hours less time than to smaller on to fill the tank separately find the time in which each tap separately fill the tank​

Answer 1

Part filled by both the taps in 1 hr = 8/75 . Hence, the time taken by the smaller tap to fill the tank = 25 hours . And , the time taken by the larger tap to fill the tank = ( 25 - 10 ) = 15 hours .