Question

$<b>Heya mate..\ \textless \ br /\ \textgreater \ \ \textless \ br /\ \textgreater \ Water flows into a tank which is 200m long and 150 m wide through a pipe of cross section 0.3×0.2m at 20km/hr. Then the time in h ours for the water level in the tank to reach 8m is?</b>$

Answer 1

Volume of water collected in tank in 1 hour=0.3×0.2×20×1000=1200m cubic
If after t hours, the water is at heigh of 8m
1200t=200×150×8
t=200hours