Keystones — Cornerstone
Five GCSE retrieval questions · 31 December 2022 · mathsvault.uk/keystones
-
1. Number
Calculate: 82 + 59
Answer: 82 + 59 = 141 -
2. Algebra
Expand: 6(3x + 2)
Answer: 18x + 12 -
3. Geometry
Opposite = 11cm, hypotenuse = 22cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Find 70% of 278
Answer: 194.6 -
5. Statistics
Find the mean of: 2, 20, 20
Answer: 14