Keystones — Capstone
Five GCSE retrieval questions · 15 May 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 123. What are the numbers?
Answer: 40, 41, and 42 -
2. Algebra
Solve: x⁄4 = 3.75
Answer: x = 15 -
3. Geometry
Adjacent = 19cm, hypotenuse = 39cm. Find the angle
Answer: 60.8° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
A spinner has 2 red, 4 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄4