Keystones — Bedrock
Five GCSE retrieval questions · 1 April 2023 · mathsvault.uk/keystones
-
1. Number
Calculate: 37 + 47
Answer: 37 + 47 = 84 -
2. Algebra
Find the next term: 29, 35, 41, 47, ...
Answer: 53 -
3. Geometry
Find the area of a right triangle with base 8cm and height 11cm
Answer: 44cm² -
4. Ratio
In ratio 5:2, the difference between shares is 30. What are the shares?
Answer: 50 and 20 -
5. Statistics
Find the mean of: 16, 19, 20
Answer: 18.333333333333