Keystones — Bedrock
Five GCSE retrieval questions · 10 October 2023 · mathsvault.uk/keystones
-
1. Number
Calculate: 25 + 45
Answer: 25 + 45 = 70 -
2. Algebra
Expand: 2(x + 2)
Answer: 2x + 4 -
3. Geometry
Opposite = 8cm, hypotenuse = 9.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 10% of 46
Answer: 4.6 -
5. Statistics
Find the mean of: 2, 6, 17, 12, 2
Answer: 7.8