Question

3.

Mark is m years old. June is 6 years older that Mark. What is their total
age in 10 years' time?

Answer 1

20m+60

Explanation:

given,

mark=m

june=m+6(6 years older that mark)

so,

after 10 years,

10(m+(m+6)

=10(2m+6)

=20m+60