Keystones — Bedrock
Five GCSE retrieval questions · 29 November 2022 · mathsvault.uk/keystones
-
1. Number
Calculate: 11 + 24
Answer: 11 + 24 = 35 -
2. Algebra
Simplify: 3x + 5x
Answer: 8x -
3. Geometry
Opposite = 13cm, hypotenuse = 18.4cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 20:25
Answer: 4:5 -
5. Statistics
Find the mean of: 2, 18, 17, 12
Answer: 12.25