Keystones — Bedrock
Five GCSE retrieval questions · 17 October 2022 · mathsvault.uk/keystones
-
1. Number
Calculate: 95 - 39
Answer: 95 - 39 = 56 -
2. Algebra
Simplify: 4x + 9x
Answer: 13x -
3. Geometry
Opposite = 7cm, hypotenuse = 8.cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 12:32
Answer: 3:8 -
5. Statistics
Find the mean of: 14, 13, 18, 11
Answer: 14