### Why do this
problem?

This problem
requires both clear thinking and the use of prime factors. It does
not require much knowledge of volume and capacity.

### Key questions

What are the factors of $595$?

What is its most obvious factor?

Why not try dividing by $5$?

What are the factors of the result of doing this?

Why not call the "numbers" g, o and v?

Does the problem ask which number is which?

### Possible extension

Learners could go on to

Stars for more
work on factors.

### Possible support

Suggest doing

Three
Spinners which is a simpler problem involving factors.