Keystones — Bedrock
Five GCSE retrieval questions · 26 February 2024 · mathsvault.uk/keystones
-
1. Number
Calculate: 35 + 12
Answer: 35 + 12 = 47 -
2. Algebra
Simplify: 5x + 5x
Answer: 10x -
3. Geometry
Find the area of a right triangle with base 11cm and height 5cm
Answer: 27.5cm² -
4. Ratio
Simplify the ratio 20:30
Answer: 2:3 -
5. Statistics
Find the mean of: 11, 17, 16, 9, 18
Answer: 14.2