Keystones — Bedrock
Five GCSE retrieval questions · 7 June 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 94 + 41
Answer: 94 + 41 = 135 -
2. Algebra Substitution
If x = 8, find the value of 6x + 6
Answer: 54 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 20:24
Answer: 5:6 -
5. Statistics Mean
Find the mean of: 8, 8, 11, 1
Answer: 7