Keystones — Lintel
Five GCSE retrieval questions · 15 May 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 691 + 986
Answer: 691 + 986 = 1677 -
2. Algebra
Factorise fully: 14x² + 8x
Answer: 2x(7x + 4) -
3. Geometry
Opposite = 19cm, adjacent = 14cm. Calculate the angle
Answer: 53.6° -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
A spinner has 2 red, 5 blue and 2 green sections. Probability of landing on red?
Answer: 2⁄9