Keystones — Bedrock
Five GCSE retrieval questions · 27 March 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 50 + 63
Answer: 50 + 63 = 113 -
2. Algebra Substitution
If x = 7, find the value of 6x + 10
Answer: 52 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:4
Answer: 2:1 -
5. Statistics Mean
Find the mean of: 6, 14, 11, 5
Answer: 9