Help me with this question please

"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 of the following are considered noble gases? a. bromine b. neon c. argon d. chlorine

In the first law of thermodynamics, triangle e=q-w, what does q stand for