Keystones — Cornerstone
Five GCSE retrieval questions · 19 September 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 54 + 42
Answer: 54 + 42 = 96 -
2. Algebra
Factorise: 35x + 15
Answer: 5(7x + 3) -
3. Geometry
Opposite = 12cm, hypotenuse = 24cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Find 24% of 92
Answer: 22.08 -
5. Statistics
Calculate the range of: 50, 83, 54, 44, 49, 51
Answer: 39