Keystones — Capstone
Five GCSE retrieval questions · 9 March 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 150. What are the numbers?
Answer: 49, 50, and 51 -
2. Algebra
Solve: x⁄8 = 2.625
Answer: x = 21 -
3. Geometry
Adjacent = 27cm, hypotenuse = 45cm. Find the angle
Answer: 53.1° -
4. Ratio
Calculate 48.8% of 557
Answer: 271.82 -
5. Statistics
A spinner has 3 red, 4 blue and 2 green sections. Probability of landing on red?
Answer: 1⁄3