Keystones — Lintel
Five GCSE retrieval questions · 20 March 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 995 + 710
Answer: 1705 -
2. Algebra
Solve: x⁄8 = 2.625
Answer: x = 21 -
3. Geometry
Adjacent = 28cm, hypotenuse = 39cm. Find the angle
Answer: 44.1° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
Calculate the mean of: 33, 48, 12, 5, 21, 19, 33, 19
Answer: 23.8