Keystones — Cornerstone
Five GCSE retrieval questions · 19 October 2024 · mathsvault.uk/keystones
-
1. Number
Calculate: 77 + 74
Answer: 77 + 74 = 151 -
2. Algebra
Solve: 8x = 24
Answer: x = 3 -
3. Geometry
Opposite = 16cm, adjacent = 18cm. Calculate the angle
Answer: 41.6° -
4. Ratio
Calculate 25% of 129
Answer: 32.25 -
5. Statistics
Find the mean of: 3, 8, 14, 5, 3
Answer: 6.6