Keystones — Bedrock
Five GCSE retrieval questions · 19 May 2012 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 15 + 11
Answer: 15 + 11 = 26 -
2. Algebra Substitution
If x = 10, find the value of 7x + 4
Answer: 74 -
3. Geometry Converting lengths
Convert 15m to cm
Answer: 1500cm -
4. Ratio Simplifying ratios
Simplify the ratio 6:16
Answer: 3:8 -
5. Statistics Mean
Find the mean of: 11, 4, 10, 11
Answer: 9