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9. Ratio, Proportion and Rates of Change

Comparing job opportunities

Pupils convert compound units to assess which job advert offers the best rate of pay.

Scenario

Pupils are given various summer job adverts and need to work out which job will best suit their needs. Students will convert different measures of pay to compare the earning potential of each job.

Curriculum references

National Curriculum 11

Use compound units such as speed, rates of pay, unit pricing, density and pressure.

OCR 10.01b Use and convert simple compound units (eg for speed, rates of pay, unit pricing). Know and apply in simple cases: speed = distance ÷ time. Use and convert other compound units (eg density, pressure). Know and apply: density = mass ÷ volume.
AQA R11

Use compound units such as speed, rates of pay, unit pricing. Use compound units such as density and pressure.

EdexcelR11 Use compound units such as speed, rates of pay, unit pricing, density and pressure.
Learning resources

Download the module question and answer sheets.

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