Keystones — Bedrock
Five GCSE retrieval questions · 4 August 2010 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 36 + 29
Answer: 36 + 29 = 65 -
2. Algebra Substitution
If x = 10, find the value of 8x + 10
Answer: 90 -
3. Geometry Converting lengths
Convert 36cm to mm
Answer: 360mm -
4. Ratio Simplifying ratios
Simplify the ratio 8:20
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 4, 10, 13
Answer: 9