Keystones — Lintel
Five GCSE retrieval questions · 23 April 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 117 + 498
Answer: 117 + 498 = 615 -
2. Algebra
Collect like terms: 3x + 8y + 2x + 3y
Answer: 5x + 11y -
3. Geometry
Adjacent = 26cm, hypotenuse = 39cm. Find the angle
Answer: 48.2° -
4. Ratio
Simplify: 24:16:24
Answer: 3:2:3 -
5. Statistics
Calculate the mean of: 34, 35, 13, 31, 39, 21
Answer: 28.8