Keystones — Bedrock
Five GCSE retrieval questions · 24 May 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 97 + 98
Answer: 97 + 98 = 195 -
2. Algebra Substitution
If x = 4, find the value of 6x + 10
Answer: 34 -
3. Geometry Converting lengths
Convert 9m to cm
Answer: 900cm -
4. Ratio Simplifying ratios
Simplify the ratio 8:28
Answer: 2:7 -
5. Statistics Mean
Find the mean of: 11, 1, 15
Answer: 9