Rob is twice Joshua’s age. Nick is 5 years older than Joshua.

The sum of all their ages is 45.
How old is Nick?

5 answers

R=2*J
N-5=J
R+J+N=45
2J+J+J+5=45
4J=40
J=???
5678
nein
i love maths and brian
Joshua - 10
Rob - 20
Nick - 15