Exam-Style Question on Ratio
A mathematics exam-style question with a worked solution that can be revealed gradually
Question id: 456. This question is similar to one that appeared on a GCSE Higher paper in 2017. The use of a calculator is allowed.
Pink paint is made by mixing red paint and white paint in the ratio 7 : 4
Mr Finklestein has 40 litres of red paint and 20 litres of white paint.
What is the maximum amount of pink paint he can make?
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