Keystones — Bedrock
Five GCSE retrieval questions · 7 July 2023 · mathsvault.uk/keystones
-
1. Number
Calculate: 59 + 64
Answer: 59 + 64 = 123 -
2. Algebra
Solve: x + 12 = 23
Answer: x = 11 -
3. Geometry
Opposite = 14cm, hypotenuse = 19.8cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 24:28
Answer: 6:7 -
5. Statistics
Find the range of: 31, 34, 23, 30, 20
Answer: 14