Keystones — Bedrock
Five GCSE retrieval questions · 22 March 2023 · mathsvault.uk/keystones
-
1. Number
Calculate: 7.9 + 1.3
Answer: 7.9 + 1.3 = 9.2 -
2. Algebra
Simplify: 7x + 3x
Answer: 10x -
3. Geometry
Opposite = 10cm, hypotenuse = 11.5cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 16:20
Answer: 4:5 -
5. Statistics
What is the probability of rolling a 6 on a fair die?
Answer: 1⁄6