Keystones — Capstone
Five GCSE retrieval questions · 6 December 2022 · 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⁄4 = 1.5
Answer: x = 6 -
3. Geometry
Adjacent = 18cm, hypotenuse = 31cm. Find the angle
Answer: 54.5° -
4. Ratio
Calculate 18.1% of 695
Answer: 125.8 -
5. Statistics
A spinner has 3 red, 6 blue and 2 green sections. Probability of landing on red?
Answer: 3⁄11