Keystones — Capstone
Five GCSE retrieval questions · 18 August 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 990 + 718
Answer: 1708 -
2. Algebra
Solve: x⁄5 = 6
Answer: x = 30 -
3. Geometry
Adjacent = 23cm, hypotenuse = 31cm. Find the angle
Answer: 42.1° -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
The mean of 6 numbers is 31. If 5 of them are 48, 21, 40, 32, 44, what is the missing number?
Answer: 1