Keystones — Capstone
Five GCSE retrieval questions · 14 September 2022 · 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 = 4.5
Answer: x = 27 -
3. Geometry
Adjacent = 22cm, hypotenuse = 36cm. Find the angle
Answer: 52.3° -
4. Ratio
Calculate 11.4% of 745
Answer: 84.93 -
5. Statistics
A spinner has 4 red, 4 blue and 6 green sections. Probability of landing on red?
Answer: 2⁄7