Keystones — Bedrock
Five GCSE retrieval questions · 29 May 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 67 + 72
Answer: 67 + 72 = 139 -
2. Algebra Substitution
If x = 5, find the value of 6x + 4
Answer: 34 -
3. Geometry Converting lengths
Convert 17m to cm
Answer: 1700cm -
4. Ratio Simplifying ratios
Simplify the ratio 10:25
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 5, 16, 6
Answer: 9