Keystones — Bedrock
Five GCSE retrieval questions · 10 September 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 59 + 62
Answer: 59 + 62 = 121 -
2. Algebra Substitution
If x = 3, find the value of 8x + 7
Answer: 31 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 32:24
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 19, 6, 17, 14
Answer: 14