Keystones — Lintel
Five GCSE retrieval questions · 19 May 2025 · mathsvault.uk/keystones
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1. Number
Calculate: 602 + 836
Answer: 602 + 836 = 1438 -
2. Algebra
Solve: 2x = 28
Answer: x = 14 -
3. Geometry
A right triangle has hypotenuse 17cm and one side 8cm. Find its area
Answer: 60cm² -
4. Ratio
Calculate 17.7% of 767
Answer: 135.76 -
5. Statistics
A spinner has 4 red, 4 blue and 3 green sections. Probability of landing on red?
Answer: 4⁄11