Question

Granny is 56 years old and her granddaughter is 14.

In how years from now will the grandma be
twice as old as her granddaughter?

Answer 1

Grandma will be twice as old as her granddoughter in 28 years.

Explanation:

56 + x = 2(56 - 14)

56 + 6 = 112 - 28

56 + x = 84

x = 84 - 56

x = 28