Keystones — Capstone
Five GCSE retrieval questions · 25 November 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 993 + 620
Answer: 1613 -
2. Algebra
Solve: x⁄4 = 10
Answer: x = 40 -
3. Geometry
Find c if a = 13cm and b = 19cm in a right triangle
Answer: 23cm -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 5 blue and 6 green sections. Probability of landing on red?
Answer: 6⁄17