Keystones — Capstone
Five GCSE retrieval questions · 13 July 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 2⁄6 + 1⁄3 + 1⁄2
Answer: 7⁄6 -
2. Algebra
Solve: x⁄5 = 2.2
Answer: x = 11 -
3. Geometry
Adjacent = 26cm, hypotenuse = 34cm. Find the angle
Answer: 40.1° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
The mean of 4 numbers is 33. If 3 of them are 29, 46, 35, what is the missing number?
Answer: 22