Keystones — Capstone
Five GCSE retrieval questions · 31 March 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 990 + 881
Answer: 1871 -
2. Algebra
Find the next term: 1, 3, 7, 13, ...
Answer: 21 -
3. Geometry
Adjacent = 28cm, hypotenuse = 44cm. Find the angle
Answer: 50.5° -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
The mean of 5 numbers is 37. If 4 of them are 18, 48, 40, 15, what is the missing number?
Answer: 64