KRMY-TV is contemplating a T-shirt advertising promotion. Monthly sales data from T-shirt shops marketing the Eye Watch KRMY-TV design indicate that

Q = 1,500 200P

where Q is T-shirt sales and P is price.

A. How many T-shirts could KRMY-TV sell at $4.50 each?

B. What price would KRMY-TV have to charge to sell 900 T-shirts?

C. At what price would T-shirt sales equal zero?

D. How many T-shirts could be given away?

E. Calculate the point price elasticity of demand at a price of $5.