Keystones — Bedrock
Five GCSE retrieval questions · 21 June 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 35 + 93
Answer: 35 + 93 = 128 -
2. Algebra
Simplify: 4x + 2x
Answer: 6x -
3. Geometry
Opposite = 5cm, hypotenuse = 7.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 15:30
Answer: 1:2 -
5. Statistics
Find the range of: 11, 16, 29, 23, 13
Answer: 18