Keystones — Bedrock
Five GCSE retrieval questions · 6 October 2010 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 37 + 33
Answer: 37 + 33 = 70 -
2. Algebra Substitution
If x = 5, find the value of 6x + 10
Answer: 40 -
3. Geometry Converting lengths
Convert 3m to cm
Answer: 300cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:16
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 5, 16, 17, 4, 3
Answer: 9