Keystones — Capstone
Five GCSE retrieval questions · 10 November 2023 · mathsvault.uk/keystones
-
1. Number
The sum of three consecutive numbers is 147. What are the numbers?
Answer: 48, 49, and 50 -
2. Algebra
Expand: 4(5x - 9)
Answer: 20x - 36 -
3. Geometry
Adjacent = 21cm, hypotenuse = 28cm. Find the angle
Answer: 41.4° -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 6 blue and 2 green sections. Probability of landing on red?
Answer: 5⁄13