Keystones — Bedrock
Five GCSE retrieval questions · 17 January 2012 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 24 + 35
Answer: 24 + 35 = 59 -
2. Algebra Substitution
If x = 10, find the value of 7x + 11
Answer: 81 -
3. Geometry Converting lengths
Convert 46cm to mm
Answer: 460mm -
4. Ratio Simplifying ratios
Simplify the ratio 40:30
Answer: 4:3 -
5. Statistics Mean
Find the mean of: 6, 25, 15, 6, 13
Answer: 13