There are 784 gallons in 100 cubic feet of water. how many gallons of water are in this reservoir if it is 56% full? this question needs 4 steps to solve it plz with steps

Gretchen is setting up for a banquet. she has 300 chairs and needs to distribute them evenly among t tables. how many chairs should she put at each table? write your answer as an expression.

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.