Keystones — Bedrock
Five GCSE retrieval questions · 25 October 2010 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 49 + 40
Answer: 49 + 40 = 89 -
2. Algebra Substitution
If x = 7, find the value of 3x + 7
Answer: 28 -
3. Geometry Converting lengths
Convert 5m to cm
Answer: 500cm -
4. Ratio Simplifying ratios
Simplify the ratio 4:12
Answer: 1:3 -
5. Statistics Mean
Find the mean of: 4, 16, 1
Answer: 7