Question

Bunty is 12 years old. His mother is 30 years older. Which expression gives the age (m) of Bunty's mother?

• A. m = 30
• B. m + 12 = 30
• C. m - 12 = 30
• D. m = 12

Answer 1

The correct option is C

m - 12 = 30

Given that Bunty's age is 12 years.
The age of his mother is $m$ years.
Given, his mother his 30 years older
Therefore, the required algebraic equation is $m=12+30\Rightarrow m-12=30$