Question

A number is increased by 10% and then it is decreased by 10%. The net increase or decrease percent is

• A. 3%
• B. 4%
• C. 2%
• D. 1%

Answer 1

The correct option is D

1%

Let the number = 100

New number =$\frac{100\times 110\times 90}{100\times 100}=99$

$100–99=1$% decrease.