Keystones — Cornerstone
Five GCSE retrieval questions · 22 March 2024 · mathsvault.uk/keystones
-
1. Number
Calculate: 1⁄8 + 2⁄8
Answer: 3⁄8 -
2. Algebra
Solve: x + 13 = 16
Answer: x = 3 -
3. Geometry
Opposite = 14cm, hypotenuse = 28cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify: 18:9:18
Answer: 2:1:2 -
5. Statistics
Find the mean of: 10, 8, 10, 10, 2
Answer: 8