Problem Solving
试题详情
题目：
The sum of the weekly salaries of 5 employees is $3,250. If each of the 5 salaries is to increase by 10 percent, then the average (arithmetic mean) weekly salary per employee will increase by
选项:
A、$52.50
B、$55.00
C、$57.50
D、$62.50
E、$65.00
答案:
E
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