Keystones — Capstone
Five GCSE retrieval questions · 23 May 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 99. What are the numbers?
Answer: 32, 33, and 34 -
2. Algebra
Simplify: 6x - 3x + 8y - y
Answer: 3x + 7y -
3. Geometry
Adjacent = 19cm, hypotenuse = 38cm. Find the angle
Answer: 60° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
A spinner has 5 red, 6 blue and 5 green sections. Probability of landing on red?
Answer: 5⁄16