In a box there are only red counters and yellow counters. 38\displaystyle \frac{3}{8}83 of the counters are red.
Write down the ratio of yellow counters to red counters?
Practise OCR GCSE Maths Writing a Ratio as a Fraction or Linear Function with exam-style questions for Foundation and Higher tier. 60 questions, matched to the OCR GCSE Maths (J560) specification and written in the written papers 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.