Keystones — Bedrock
Five GCSE retrieval questions · 18 August 2023 · mathsvault.uk/keystones
-
1. Number
Calculate: 7 + (-9)
Answer: -2 -
2. Algebra
Find the next term: 29, 32, 35, 38, ...
Answer: 41 -
3. Geometry
Opposite = 11cm, hypotenuse = 15.6cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 21:18
Answer: 7:6 -
5. Statistics
Find the mean of: 14, 8, 9
Answer: 10.333333333333