Keystones — Bedrock
Five GCSE retrieval questions · 27 March 2023 · mathsvault.uk/keystones
-
1. Number
Calculate: 62 + 23
Answer: 62 + 23 = 85 -
2. Algebra
Factorise: 28x + 16
Answer: 4(7x + 4) -
3. Geometry
Opposite = 13cm, hypotenuse = 26cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 8:4
Answer: 2:1 -
5. Statistics
Find the mean of: 3, 6, 9, 6
Answer: 6