Keystones — Capstone
Five GCSE retrieval questions · 30 June 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 141. What are the numbers?
Answer: 46, 47, and 48 -
2. Algebra
Solve: x⁄7 = 1.2857142857143
Answer: x = 9 -
3. Geometry
Adjacent = 23cm, hypotenuse = 38cm. Find the angle
Answer: 52.8° -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
A spinner has 3 red, 4 blue and 3 green sections. Probability of landing on red?
Answer: 3⁄10