Keystones — Bedrock
Five GCSE retrieval questions · 5 January 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 96
Answer: 47 + 96 = 143 -
2. Algebra Substitution
If x = 9, find the value of 6x + 11
Answer: 65 -
3. Geometry Converting lengths
Convert 20m to cm
Answer: 2000cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:12
Answer: 2:3 -
5. Statistics Mean
Find the mean of: 5, 12, 3
Answer: 6.6666666666667