Keystones — Capstone
Five GCSE retrieval questions · 19 October 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 99. What are the numbers?
Answer: 32, 33, and 34 -
2. Algebra
Solve: x⁄2 = 4
Answer: x = 8 -
3. Geometry
Adjacent = 14cm, hypotenuse = 32cm. Find the angle
Answer: 64.1° -
4. Ratio
Calculate 21.9% of 784
Answer: 171.7 -
5. Statistics
A spinner has 6 red, 5 blue and 2 green sections. Probability of landing on red?
Answer: 6⁄13