【GMAT考满分数学PS题库】At the opening of a trading day at a certain stock_真题_答案

OG18-数学分册 - 数学PS - 30

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At the opening of a trading day at a certain stock exchange, the price per share of stock K was $8. If the price per share of stock K was $9 at the closing of the day, what was the percent increase in the price per share of stock K for that day?

A1.4%
B5.9%
C11.1%
D12.5%
E23.6%

正确答案: D

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