Keystones — Lintel
Five GCSE retrieval questions · 2 October 2023 · mathsvault.uk/keystones
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1. Number
Find the missing number: 1.7 + □ = 15.53
Answer: □ = 13.83 -
2. Algebra
Solve: 8x = 32
Answer: x = 4 -
3. Geometry
Opposite = 13cm, adjacent = 12cm. Calculate the angle
Answer: 47.3° -
4. Ratio
Calculate 28.9% of 518
Answer: 149.7 -
5. Statistics
A spinner has 5 red, 4 blue and 2 green sections. Probability of landing on red?
Answer: 5⁄11