题目

An item’s price was discounted by 16%. Later, the discounted price was increased by 16%.


Quantity A

The original price

Quantity B

The price after the discount and increase

选项

A.

The quantity in Column A is greater.  


B.

The quantity in Column B is greater.


C.

The two quantities are equal.


D.

The relationship cannot be determined from the information given.

解析

题目未给出具体数值,因此选取一个便于计算的数。由于这是百分比问题,我们设原价为100美元。此时A项的值为100美元。 数值减少16%,等价于取原数的(100-16)% = 84%:即 \(0.84 \times 100 = 84\) 美元。 将该数值增加16%,即取它的116%,或乘以1.16:\(1.16 \times 84 = 97.44\) 美元。 因此,A项的值更大。
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