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.
Work out the total number of counters in the bag.
Practise Edexcel IGCSE Maths Ratio with exam-style questions for IGCSE Maths. 21 questions, matched to the Edexcel IGCSE Maths (4MA1) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.