. Question 1 Sketch the region enclosed By y = ed, y = e , and c = 1. Find the area of the region.. Question 2 Find the volume of the solid obtained by rotating the region bounded by y = 4r , x = 3, I = 4 and y = 0, about the r-axis. VQuestion 3 Suppose you deposit $1000 at 7% interest compounded continously. Find the average value of your account during the first 2 years.Question 4 Given: (x is number of items) Demand function: d(x) = 540.8 - 0.512 Supply function: s(x) =0.3x2 Find the equilibrium quantity: Find the consumers surplus at the equilibrium quantity