Keystones — Capstone
Five GCSE retrieval questions · 4 September 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 135. What are the numbers?
Answer: 44, 45, and 46 -
2. Algebra
Solve: x⁄5 = 2.4
Answer: x = 12 -
3. Geometry
Adjacent = 18cm, hypotenuse = 36cm. Find the angle
Answer: 60° -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
A spinner has 3 red, 6 blue and 3 green sections. Probability of landing on red?
Answer: 1⁄4