Keystones — Bedrock
Five GCSE retrieval questions · 7 December 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 42 + 95
Answer: 42 + 95 = 137 -
2. Algebra Substitution
If x = 2, find the value of 7x + 8
Answer: 22 -
3. Geometry Converting lengths
Convert 32cm to mm
Answer: 320mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 13, 10, 4, 7, 16
Answer: 10