Keystones — Bedrock
Five GCSE retrieval questions · 14 September 2013 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 19 + 11
Answer: 19 + 11 = 30 -
2. Algebra Substitution
If x = 4, find the value of 6x + 4
Answer: 28 -
3. Geometry Converting lengths
Convert 19m to cm
Answer: 1900cm -
4. Ratio Simplifying ratios
Simplify the ratio 16:12
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 9, 9, 6
Answer: 8