Keystones — Cornerstone
Five GCSE retrieval questions · 22 November 2024 · mathsvault.uk/keystones
-
1. Number
What is the missing number: 60 + ? = 140
Answer: 80 -
2. Algebra
Solve: 10x - 12 = 6x + 4
Answer: x = 4 -
3. Geometry
Opposite = 14cm, hypotenuse = 16.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify: 24:24:8
Answer: 3:3:1 -
5. Statistics
Find the range of: 11, 6, 25, 23, 36
Answer: 30