Keystones — Capstone
Five GCSE retrieval questions · 12 July 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 90. What are the numbers?
Answer: 29, 30, and 31 -
2. Algebra
Solve: x⁄8 = 1
Answer: x = 8 -
3. Geometry
Adjacent = 20cm, hypotenuse = 27cm. Find the angle
Answer: 42.2° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
A spinner has 2 red, 4 blue and 4 green sections. Probability of landing on red?
Answer: 1⁄5