Keystones — Capstone
Five GCSE retrieval questions · 31 December 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 108. What are the numbers?
Answer: 35, 36, and 37 -
2. Algebra
Solve: x⁄3 = 7
Answer: x = 21 -
3. Geometry
A right triangle has hypotenuse 5cm and one side 3cm. Find its area
Answer: 6cm² -
4. Ratio
Calculate 38.9% of 747
Answer: 290.58 -
5. Statistics
A spinner has 6 red, 6 blue and 2 green sections. Probability of landing on red?
Answer: 3⁄7