Keystones — Capstone
Five GCSE retrieval questions · 2 August 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 138. What are the numbers?
Answer: 45, 46, and 47 -
2. Algebra
Simplify: 8x - 5x + 6y - 2y
Answer: 3x + 4y -
3. Geometry
Adjacent = 28cm, hypotenuse = 45cm. Find the angle
Answer: 51.5° -
4. Ratio
Calculate 37.9% of 637
Answer: 241.42 -
5. Statistics
A spinner has 4 red, 2 blue and 4 green sections. Probability of landing on red?
Answer: 2⁄5