Keystones — Lintel
Five GCSE retrieval questions · 7 March 2022 · mathsvault.uk/keystones
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1. Number
Simplify: y3 × y3 × y5
Answer: y11 -
2. Algebra
Factorise fully: 6x² + 21x
Answer: 3x(2x + 7) -
3. Geometry
Calculate the distance between (7, 2) and (10, 6)
Answer: 5 -
4. Ratio
Calculate 12.7% of 333
Answer: 42.29 -
5. Statistics
Find the range of: -8, -26, 23, 10, 8
Answer: 49