Keystones — Lintel
Five GCSE retrieval questions · 26 January 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 108. What are the numbers?
Answer: 35, 36, and 37 -
2. Algebra
Solve: x⁄2 = 5
Answer: x = 10 -
3. Geometry
Opposite = 13cm, adjacent = 13cm. Calculate the angle
Answer: 45° -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
A spinner has 2 red, 2 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄3