Keystones — Bedrock
Five GCSE retrieval questions · 4 January 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 87 + 32
Answer: 87 + 32 = 119 -
2. Algebra Substitution
If x = 10, find the value of 3x + 5
Answer: 35 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 32:8
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 3, 10, 8
Answer: 7