Question

This year, Benny is 12 years old. His brother Lenny’s age is 175% of Benny’s age. How old is Lenny?

Answer 1

Benny's age

= 12

Lenny's age

= 175%(12)

$= \frac{175}{100} \times 12$

$= \frac{35}{20} \times 12$

$= \frac{35}{10} \times 6$

$= 3.5 \times 6$

$= 21$