Keystones — Bedrock
Five GCSE retrieval questions · 1 July 2013 · mathsvault.uk/keystones
-
1. Number Adding whole numbers
Calculate: 19 + 27
Answer: 19 + 27 = 46 -
2. Algebra Substitution
If x = 3, find the value of 8x + 5
Answer: 29 -
3. Geometry Converting lengths
Convert 11m to cm
Answer: 1100cm -
4. Ratio Simplifying ratios
Simplify the ratio 12:20
Answer: 3:5 -
5. Statistics Mean
Find the mean of: 11, 8, 18, 15
Answer: 13