Keystones — Capstone
Five GCSE retrieval questions · 28 June 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄5 + 1⁄5 + 2⁄4
Answer: 9⁄10 -
2. Algebra
Factorise fully: 8x² + 12x
Answer: 4x(2x + 3) -
3. Geometry
A right triangle has hypotenuse 5cm and one side 3cm. Find its area
Answer: 6cm² -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 3 blue and 3 green sections. Probability of landing on red?
Answer: 5⁄11