Ppl mee one of my cuz is saying one thing and my otha cuz is saying something else so can someone me answer this question

"an open tank has the shape of a right circular cone. the tank is 6 feet across the top and 5 feet high. how much work is done in emptying the tank by pumping the water over the top edge? note: the density of water is 62.4 lbs per cubic foot."

Which situation will produce the greatest change of momentum

Achild has maximum walking speed of 1.6 m/s. what is the length of the child's legs? 0.26 m