Keystones — Capstone
Five GCSE retrieval questions · 18 June 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 105. What are the numbers?
Answer: 34, 35, and 36 -
2. Algebra
Solve: x⁄6 = 3.5
Answer: x = 21 -
3. Geometry
Adjacent = 21cm, hypotenuse = 34cm. Find the angle
Answer: 51.9° -
4. Ratio
Calculate 26.8% of 616
Answer: 165.09 -
5. Statistics
A spinner has 5 red, 6 blue and 4 green sections. Probability of landing on red?
Answer: 1⁄3