Keystones — Capstone
Five GCSE retrieval questions · 29 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄2 + 1⁄3 + 1⁄6
Answer: 1⁄1 -
2. Algebra
Solve: x⁄4 = 8.25
Answer: x = 33 -
3. Geometry
Adjacent = 21cm, hypotenuse = 28cm. Find the angle
Answer: 41.4° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
The mean of 5 numbers is 38. If 4 of them are 46, 37, 35, 29, what is the missing number?
Answer: 43