Keystones — Bedrock
Five GCSE retrieval questions · 27 June 2014 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 32 + 31
Answer: 32 + 31 = 63 -
2. Algebra Substitution
If x = 7, find the value of 3x + 5
Answer: 26 -
3. Geometry Converting lengths
Convert 6m to cm
Answer: 600cm -
4. Ratio Simplifying ratios
Simplify the ratio 40:10
Answer: 4:1 -
5. Statistics Mean
Find the mean of: 10, 13, 20, 13, 19
Answer: 15