Keystones — Capstone
Five GCSE retrieval questions · 8 July 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 102. What are the numbers?
Answer: 33, 34, and 35 -
2. Algebra
Simplify: 8x - 5x + 5y - y
Answer: 3x + 4y -
3. Geometry
Adjacent = 15cm, hypotenuse = 22cm. Find the angle
Answer: 47° -
4. Ratio
Calculate 45.5% of 207
Answer: 94.19 -
5. Statistics
A spinner has 3 red, 2 blue and 6 green sections. Probability of landing on red?
Answer: 3⁄11