Keystones — Bedrock
Five GCSE retrieval questions · 11 April 2011 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 90 + 96
Answer: 90 + 96 = 186 -
2. Algebra Substitution
If x = 3, find the value of 4x + 4
Answer: 16 -
3. Geometry Converting lengths
Convert 14cm to mm
Answer: 140mm -
4. Ratio Simplifying ratios
Simplify the ratio 35:20
Answer: 7:4 -
5. Statistics Mean
Find the mean of: 8, 12, 8, 4
Answer: 8