Keystones — Bedrock
Five GCSE retrieval questions · 8 March 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 43
Answer: 37 + 43 = 80 -
2. Algebra Substitution
If x = 8, find the value of 7x + 11
Answer: 67 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 15:24
Answer: 5:8 -
5. Statistics Mean
Find the mean of: 3, 14, 13, 6
Answer: 9