Keystones — Lintel
Five GCSE retrieval questions · 3 July 2021 · mathsvault.uk/keystones
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1. Number
Add: 3⁄7 + 4⁄8
Answer: 13⁄14 -
2. Algebra
Solve: 2x = 28
Answer: x = 14 -
3. Geometry
Adjacent = 28cm, hypotenuse = 43cm. Find the angle
Answer: 49.4° -
4. Ratio
Find 63% of 440
Answer: 277.2 -
5. Statistics
Calculate the mean of: 39, 40, 44, 38, 40, 25, 13, 43
Answer: 35.3