Keystones — Bedrock
Five GCSE retrieval questions · 31 March 2024 · mathsvault.uk/keystones
-
1. Number
Calculate: 54 + 40
Answer: 54 + 40 = 94 -
2. Algebra
Solve: x + 12 = 17
Answer: x = 5 -
3. Geometry
Opposite = 6cm, hypotenuse = 12cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 15:12
Answer: 5:4 -
5. Statistics
Find the mean of: 17, 3, 17, 13, 2
Answer: 10.4