Question

Tim is 10 years old. His sister Amy is 4/5 Tim's age Tim's mum is 4.25 times as old as Amy. How old is Tim's mum?

Answer 1

I got `34` years old.

Explanation:

Amy is:

`4/5*10=8`years old.

Amy´s mum is:

`4.25*8=34` years old.