Keystones — Capstone
Five GCSE retrieval questions · 22 September 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 93. What are the numbers?
Answer: 30, 31, and 32 -
2. Algebra
Solve: x⁄4 = 6.5
Answer: x = 26 -
3. Geometry
Adjacent = 30cm, hypotenuse = 41cm. Find the angle
Answer: 43° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 4 blue and 6 green sections. Probability of landing on red?
Answer: 3⁄8