Keystones — Bedrock
Five GCSE retrieval questions · 2 July 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 98 + 92
Answer: 98 + 92 = 190 -
2. Algebra
Factorise: 42x + 48
Answer: 6(7x + 8) -
3. Geometry
Find the area of a circle with radius 9cm
Answer: 254.47cm² -
4. Ratio
Calculate 50% of 154
Answer: 77 -
5. Statistics
Find the range of: 15, 38, 26, 14, 36
Answer: 24