Keystones — Capstone
Five GCSE retrieval questions · 2 December 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 129. What are the numbers?
Answer: 42, 43, and 44 -
2. Algebra
Solve: x⁄6 = 6
Answer: x = 36 -
3. Geometry
Adjacent = 18cm, hypotenuse = 31cm. Find the angle
Answer: 54.5° -
4. Ratio
Simplify the ratio 8m:800cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 4 blue and 4 green sections. Probability of landing on red?
Answer: 3⁄7