Question

When Ricardo was 9 years old, he was 56 inches tall. By age 12, he had increased his

height by 12%. How tall is he now?

Answer 1

He is 62.72 inches tall now

Explanation:

the twelve over 100 is the percentage, he increased by 12 percent. and the x over 56 is the new value (x) over the old value. We get 6.72 so we add that to 56 to get 62.72.