If the price of a 32GB memory card decreases from $25 to $20, the percentage change is
A) -20 percent.
B) -33 percent.
C) -50 percent.
D) -60 percent.

Question

Quizplus · Accepted Answer

The percentage change in price is calculated as the difference in price divided by the original price, multiplied by 100. So, the change from $25 to $20 is a decrease of $5. The percentage change is ($5 / $25) * 100 = 20%. Since it's a decrease, it's -20 percent.

If the Price of a 32GB Memory Card Decreases from $25