Keystones — Bedrock
Five GCSE retrieval questions · 17 April 2020 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 94 + 91
Answer: 94 + 91 = 185 -
2. Algebra Substitution
If x = 6, find the value of 4x + 11
Answer: 35 -
3. Geometry Converting lengths
Convert 16cm to mm
Answer: 160mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:20
Answer: 1:2 -
5. Statistics Mean
Find the mean of: 19, 6, 8, 19, 2
Answer: 10.8