Keystones — Capstone
Five GCSE retrieval questions · 2 March 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 147. What are the numbers?
Answer: 48, 49, and 50 -
2. Algebra
Solve: x⁄8 = 1.125
Answer: x = 9 -
3. Geometry
Adjacent = 13cm, hypotenuse = 28cm. Find the angle
Answer: 62.3° -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 5 blue and 5 green sections. Probability of landing on red?
Answer: 1⁄3