Keystones — Bedrock
Five GCSE retrieval questions · 16 September 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 40 + 36
Answer: 40 + 36 = 76 -
2. Algebra Substitution
If x = 8, find the value of 4x + 6
Answer: 38 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:35
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 7, 4, 11, 14, 19
Answer: 11