Keystones — Bedrock
Five GCSE retrieval questions · 1 June 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 47 + 16
Answer: 47 + 16 = 63 -
2. Algebra Substitution
If x = 10, find the value of 4x + 4
Answer: 44 -
3. Geometry Converting lengths
Convert 16cm to mm
Answer: 160mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:10
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 18, 3, 6
Answer: 9