Keystones — Capstone
Five GCSE retrieval questions · 6 October 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 998 + 576
Answer: 1574 -
2. Algebra
Simplify: 8x - 2x + 10y - 8y
Answer: 6x + 2y -
3. Geometry
Adjacent = 21cm, hypotenuse = 36cm. Find the angle
Answer: 54.3° -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
The mean of 6 numbers is 39. If 5 of them are 35, 26, 42, 35, 34, what is the missing number?
Answer: 62