Keystones — Capstone
Five GCSE retrieval questions · 7 July 2023 · 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
Simplify: 5x - 2x + 6y - 3y
Answer: 3x + 3y -
3. Geometry
A right triangle has hypotenuse 5cm and one side 3cm. Find its area
Answer: 6cm² -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
A spinner has 2 red, 5 blue and 3 green sections. Probability of landing on red?
Answer: 1⁄5