Keystones — Bedrock
Five GCSE retrieval questions · 30 March 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 45 + 50
Answer: 45 + 50 = 95 -
2. Algebra Substitution
If x = 10, find the value of 3x + 4
Answer: 34 -
3. Geometry Converting lengths
Convert 7m to cm
Answer: 700cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:32
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 2, 8, 11, 15, 10
Answer: 9.2