BSL Maths Glossary - ratio - Example (symbol :)
Subject level: General
There are 10 white balls for every 5 black balls in the bag.
What is the ratio of white to black balls? Answer 10:5 or 2:1 (since 10 and 5 can both be divided equally by 5 resulting in 2:1)
What is the ratio of black to white balls? Answer 5:10 or 1:2 (since 5 and 10 can both be divided equally by 5 resulting in 1:2).