A number is increased by 8% and then, the increased number is decreased by 8%. What is the net increase or decrease in the number?
Show answer & explanation
Correct answer: C
Explanation
The correct answer is Option 3 i.e. 0.64% decrease.
The net effect = x + y + xy/100
⇒ 8 - 8 - 64/100
⇒ -64/100 = - 0.64% = 0.64% decrease