Keystones — Bedrock
Five GCSE retrieval questions · 21 June 2022 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 11 + 10
Answer: 11 + 10 = 21 -
2. Algebra Substitution
If x = 4, find the value of 7x + 10
Answer: 38 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:16
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 7, 15, 20, 19, 10
Answer: 14.2