Keystones — Bedrock
Five GCSE retrieval questions · 18 December 2010 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 24 + 33
Answer: 24 + 33 = 57 -
2. Algebra Substitution
If x = 4, find the value of 7x + 11
Answer: 39 -
3. Geometry Converting lengths
Convert 49cm to mm
Answer: 490mm -
4. Ratio Simplifying ratios
Simplify the ratio 32:24
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 11, 13, 15
Answer: 13