Keystones — Capstone
Five GCSE retrieval questions · 1 February 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 150. What are the numbers?
Answer: 49, 50, and 51 -
2. Algebra
Solve: x⁄8 = 0.75
Answer: x = 6 -
3. Geometry
Adjacent = 29cm, hypotenuse = 42cm. Find the angle
Answer: 46.3° -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 3 blue and 5 green sections. Probability of landing on red?
Answer: 3⁄7