Keystones — Bedrock
Five GCSE retrieval questions · 28 August 2011 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 26 + 48
Answer: 26 + 48 = 74 -
2. Algebra Substitution
If x = 7, find the value of 3x + 7
Answer: 28 -
3. Geometry Converting lengths
Convert 32cm to mm
Answer: 320mm -
4. Ratio Simplifying ratios
Simplify the ratio 10:25
Answer: 2:5 -
5. Statistics Mean
Find the mean of: 16, 3, 2, 11, 8
Answer: 8