Keystones — Lintel
Five GCSE retrieval questions · 26 March 2023 · mathsvault.uk/keystones
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1. Number
What is the missing number: 84 + ? = 124
Answer: 40 -
2. Algebra
Solve: 2x = 26
Answer: x = 13 -
3. Geometry
Find the distance between (-3, -6) and (7, 8)
Answer: 17.2 -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 2 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄2