問題詳情
8. When the price of a movie ticket increases from $5 to $7, the quantity of tickets demanded decreases from600 to 400 a day. What is the price elasticity of demand for movie tickets?
(A) 1.20
(B) 2.32
(C) 0.83
(D) 1.00
參考答案
答案：[無官方正解]
難度：計算中-1
書單：沒有書單，新增