Keystones — Lintel
Five GCSE retrieval questions · 6 October 2021 · mathsvault.uk/keystones
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1. Number
Find the total of 166, 250, and 51
Answer: 467 -
2. Algebra
Solve: 3x = 27
Answer: x = 9 -
3. Geometry
Calculate the area of a circle with diameter 21cm
Answer: 346.36cm² -
4. Ratio
Calculate 35.8% of 233
Answer: 83.41 -
5. Statistics
A spinner has 3 red, 4 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄3