Keystones — Bedrock
Five GCSE retrieval questions · 7 June 2021 · mathsvault.uk/keystones
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1. Number
List the first 5 multiples of 5
Answer: 5, 10, 15, 20, 25 -
2. Algebra
Simplify: 8x + 3x
Answer: 11x -
3. Geometry
Opposite = 15cm, hypotenuse = 21.2cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 40:30
Answer: 4:3 -
5. Statistics
Find the mean of: 9, 3, 4
Answer: 5.3333333333333