Keystones — Cornerstone
Five GCSE retrieval questions · 16 December 2023 · mathsvault.uk/keystones
-
1. Number
Calculate: 33 + 51
Answer: 33 + 51 = 84 -
2. Algebra
What is the next term? 4, 16, 64, 256, ...
Answer: 1024 -
3. Geometry
Find the area of a circle with radius 5cm
Answer: 78.54cm² -
4. Ratio
Simplify the ratio 16:4
Answer: 4:1 -
5. Statistics
Find the mean of: 15, 11, 2, 12, 2
Answer: 8.4