Year 10 ratio, proportion and percentage change quiz to download as PDF

This Year 10 ratio, proportion and percentage change quiz has 10 short questions for pupils aged 14-15. Type your answer, check it straight away and read the explanation when you get one wrong.

Year 10 ratio, proportion and percentage change quiz: the 10 questions

Simplify \(15:25\).
Share 40 in the ratio \(1:3\). Give the larger share.
What is 20% of £85?
What is the multiplier for a 15% decrease?
A scale of 1:100. 5 cm on the plan is how many metres?
What is the simple interest on £200 at 5% for 2 years?
Increase 50 by 10%.
The ratio of red to blue is 3:4. If there are 12 red, how many blue?
A price after a 25% increase is £150. Original?
A change from 20 to 30 is what percentage increase?

How to use this Year 10 ratio, proportion and percentage change quiz

First, answer every question without a calculator unless the question says so. Then check your answer and read the short explanation. If you get fewer than 7 right, revise the ratio, proportion and percentage change lesson and try again later. After that, try the multiple choice questions or the ratio, proportion and percentage change worksheet.

Finally, take this quiz again before a test, because quick retrieval helps you remember. Moreover, all the pages of this chapter work together, so you can move between them at any time. For example, many pupils read the lesson on Monday, practise on Wednesday and test themselves on Friday.