Keystones — Bedrock
Five GCSE retrieval questions · 20 August 2022 · mathsvault.uk/keystones
-
1. Number
Calculate: 23 + 36
Answer: 23 + 36 = 59 -
2. Algebra
Find the next term: 25, 27, 29, 31, ...
Answer: 33 -
3. Geometry
Opposite = 9cm, hypotenuse = 18cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 21:9
Answer: 7:3 -
5. Statistics
Find the mean of: 10, 15, 18, 2
Answer: 11.25