Keystones — Bedrock
Five GCSE retrieval questions · 11 July 2022 · mathsvault.uk/keystones
-
1. Number
Calculate: 47 + 39
Answer: 47 + 39 = 86 -
2. Algebra
Factorise: 24x + 30
Answer: 6(4x + 5) -
3. Geometry
Opposite = 5cm, hypotenuse = 10cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Calculate 50% of 192
Answer: 96 -
5. Statistics
Find the range of: 19, 25, 42, 36, 17
Answer: 25