Keystones — Cornerstone
Five GCSE retrieval questions · 22 December 2024 · mathsvault.uk/keystones
-
1. Number
What is ∛64?
Answer: 4 -
2. Algebra
Factorise: 8x² + 8x
Answer: 8x(x + 1) -
3. Geometry
Opposite = 10cm, adjacent = 12cm. Calculate the angle
Answer: 39.8° -
4. Ratio
Simplify the ratio 25:35
Answer: 5:7 -
5. Statistics
Find the mean of: 2, 14, 3, 13, 20
Answer: 10.4