Keystones — Cornerstone
Five GCSE retrieval questions · 26 April 2023 · mathsvault.uk/keystones
-
1. Number
Calculate: 2 × 7
Answer: 14 -
2. Algebra
Expand: 3(x + 6)
Answer: 3x + 18 -
3. Geometry
Opposite = 10cm, adjacent = 18cm. Calculate the angle
Answer: 29.1° -
4. Ratio
Calculate 50% of 154
Answer: 77 -
5. Statistics
Find the range of: 31, 16, 28, 30, 24
Answer: 15