Keystones — Cornerstone
Five GCSE retrieval questions · 18 September 2024 · mathsvault.uk/keystones
-
1. Number
Calculate: 53 + 69
Answer: 53 + 69 = 122 -
2. Algebra
Solve: x + 11 = 21
Answer: x = 10 -
3. Geometry
Opposite = 16cm, adjacent = 13cm. Calculate the angle
Answer: 50.9° -
4. Ratio
Find 44% of 392
Answer: 172.48 -
5. Statistics
Find the range of: 24, 21, 28, 13, 23
Answer: 15