Keystones — Lintel
Five GCSE retrieval questions · 15 May 2024 · mathsvault.uk/keystones
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1. Number
Find the total of 273, 287, and 89
Answer: 649 -
2. Algebra
Factorise: 3x² + 3x
Answer: 3x(x + 1) -
3. Geometry
Opposite = 20cm, adjacent = 19cm. Calculate the angle
Answer: 46.5° -
4. Ratio
Calculate 13% of 746
Answer: 96.98 -
5. Statistics
A spinner has 4 red, 4 blue and 4 green sections. Probability of landing on red?
Answer: 1⁄3