A rectangular tank is 80 m long and 25 m broad. Water-flows into it through a pipe whose cross-section is 25 cm2, at the rate of 16 km per hour. How much the level of the water rises in the tank in 45 minutes.

A rectangular tank is 80 m long and 25 m broad. Water-flows into it th

1.	A rectangular tank is 80 m long and 25 m broad. Water-flows into it through a pipe whose cross-section is 25 cm2, at the rate of 16 km per hour. How much the level of the water rises in the tank in 45 minutes.
Answer» A rectangular tank is 80 m long and 25 m broad. Water-flows into it through a pipe whose cross-section is $25 c m^{2},$ at the rate of 16 km per hour. How much the level of the water rises in the tank in 45 minutes.