Keystones — Lintel
Five GCSE retrieval questions · 31 August 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 1⁄3 + 1⁄4 + 1⁄3
Answer: 11⁄12 -
2. Algebra
Solve: 3x = 12
Answer: x = 4 -
3. Geometry
Opposite = 12cm, adjacent = 18cm. Calculate the angle
Answer: 33.7° -
4. Ratio
Find 28% of 154
Answer: 43.12 -
5. Statistics
A spinner has 6 red, 4 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄2