Keystones — Lintel
Five GCSE retrieval questions · 28 May 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 646 + 323
Answer: 646 + 323 = 969 -
2. Algebra
Solve: 9x = 135
Answer: x = 15 -
3. Geometry
Calculate the hypotenuse when a = 12cm and b = 7cm
Answer: 13.89cm -
4. Ratio
Simplify: 10:12:6
Answer: 5:6:3 -
5. Statistics
A spinner has 3 red, 5 blue and 6 green sections. Probability of landing on red?
Answer: 3⁄14