Keystones — Capstone
Five GCSE retrieval questions · 3 July 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 996 + 777
Answer: 1773 -
2. Algebra
Solve: x⁄2 = 3.5
Answer: x = 7 -
3. Geometry
Adjacent = 26cm, hypotenuse = 36cm. Find the angle
Answer: 43.8° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
The mean of 4 numbers is 20. If 3 of them are 34, 29, 32, what is the missing number?
Answer: -15