Keystones — Bedrock
Five GCSE retrieval questions · 23 September 2021 · mathsvault.uk/keystones
-
1. Number
Calculate: 8 + 9.3
Answer: 8 + 9.3 = 17.3 -
2. Algebra
Find the next term: 28, 33, 38, 43, ...
Answer: 48 -
3. Geometry
Find the area of a circle with radius 9cm
Answer: 254.47cm² -
4. Ratio
Simplify the ratio 20:25
Answer: 4:5 -
5. Statistics
Find the mean of: 12, 18, 2, 14
Answer: 11.5