Keystones — Bedrock
Five GCSE retrieval questions · 20 July 2021 · mathsvault.uk/keystones
-
1. Number
Calculate: 45 + 11
Answer: 45 + 11 = 56 -
2. Algebra
Expand: 6(x + 6)
Answer: 6x + 36 -
3. Geometry
Opposite = 15cm, hypotenuse = 17.3cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 25% of 186
Answer: 46.5 -
5. Statistics
Find the mean of: 18, 4, 6, 9
Answer: 9.25