Alvin and Simon shared £540
Alvin gave half of his share to Theo. Simon gave a tenth of his share to Theo.
Theo received 518\dfrac{5}{18}185 of the £540.
Work out the ratio of Alvin's share to Simon's share.
222 exam-style questions on Eduqas GCSE Maths Ratio. Each one has a worked solution and a mark scheme showing where the marks go.