There are only red counters and green counters in a bag.
number of red counters : number of green counters = 2 : 3
There are 28 red counters in the bag.
Verify that the total number of counters in the bag is 70.
222 exam-style questions on Eduqas GCSE Maths Ratio. Each one has a worked solution and a mark scheme showing where the marks go.