Keystones — Bedrock
Five GCSE retrieval questions · 27 January 2025 · mathsvault.uk/keystones
-
1. Number
Calculate: 7.1 + 6.2
Answer: 7.1 + 6.2 = 13.3 -
2. Algebra
Solve: x + 14 = 29
Answer: x = 15 -
3. Geometry
Opposite = 9cm, hypotenuse = 10.4cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 25% of 21
Answer: 5.25 -
5. Statistics
Find the mean of: 3, 17, 8, 18, 5
Answer: 10.2