Keystones — Lintel
Five GCSE retrieval questions · 7 April 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 493 + 281
Answer: 493 + 281 = 774 -
2. Algebra
Solve: 6x = 84
Answer: x = 14 -
3. Geometry
Opposite = 9cm, adjacent = 16cm. Calculate the angle
Answer: 29.4° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
Calculate the mean of: 15, 11, 39, 39, 43, 41, 19
Answer: 29.6