Keystones — Capstone
Five GCSE retrieval questions · 17 November 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 90. What are the numbers?
Answer: 29, 30, and 31 -
2. Algebra
Solve: x⁄8 = 1.875
Answer: x = 15 -
3. Geometry
Adjacent = 24cm, hypotenuse = 31cm. Find the angle
Answer: 39.3° -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
A spinner has 2 red, 4 blue and 4 green sections. Probability of landing on red?
Answer: 1⁄5