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?
1.4%
5.9%
11.1%
12.5%
23.6%
题目分析:
当天的股票价格从 8 美元涨到 9 美元,涨幅的比例就是(9-8)/8=12.5%.
增长或者减少的浮动比例应该是涨幅之后的数字减去涨幅之前的数字,除以涨幅之前的数字。
综上:答案就是 D
增长或者减少的浮动比例应该是涨幅之后的数字减去涨幅之前的数字,除以涨幅之前的数字。
增长或者减少的浮动比例应该是涨幅之后的数字减去涨幅之前的数字,除以涨幅之前的数字。