Keystones — Bedrock
Five GCSE retrieval questions · 12 October 2024 · mathsvault.uk/keystones
-
1. Number
Calculate: 41 + 44
Answer: 41 + 44 = 85 -
2. Algebra
Solve: x + 2 = 22
Answer: x = 20 -
3. Geometry
Opposite = 10cm, hypotenuse = 14.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Calculate 10% of 131
Answer: 13.1 -
5. Statistics
Find the mean of: 10, 10, 20, 17, 3
Answer: 12