Keystones — Bedrock
Five GCSE retrieval questions · 22 June 2023 · mathsvault.uk/keystones
-
1. Number
Calculate: 23 + 33
Answer: 23 + 33 = 56 -
2. Algebra
Simplify: 6x + 3x
Answer: 9x -
3. Geometry
Opposite = 5cm, hypotenuse = 10cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Simplify the ratio 28:20
Answer: 7:5 -
5. Statistics
Find the mean of: 6, 2, 19
Answer: 9