a river 3 m deep and 32 m wide is flowing at the rate of 2 kmph the amount of water that runs into the sea per minute is ?
"( 2000 * 3 * 32 ) / 60 = 3200 m 3 answer : b"
divide(multiply(multiply(3, 32), multiply(2, const_1000)), multiply(const_1, const_60))