question archive College logo water bottles priced at $12 sell at a rate of 30 per week, but when the bookstore marks them down to $8, it finds that it can sell 45 water bottles per week
College logo water bottles priced at $12 sell at a rate of 30 per week, but when the bookstore marks them down to $8, it finds that it can sell 45 water bottles per week
Subject:EconomicsPrice:2.88 Bought3
College logo water bottles priced at $12 sell at a rate of 30 per week, but when the bookstore marks them down to $8, it finds that it can sell 45 water bottles per week. What is the price elasticity of demand for the water bottles?
a. 1.60
b. -0.63
c. -1.00
d. -1.60
