Keystones — Capstone
Five GCSE retrieval questions · 31 March 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 126. What are the numbers?
Answer: 41, 42, and 43 -
2. Algebra
Simplify: 9x - 8x + 4y - 3y
Answer: x + y -
3. Geometry
Adjacent = 13cm, hypotenuse = 32cm. Find the angle
Answer: 66° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
A spinner has 3 red, 5 blue and 3 green sections. Probability of landing on red?
Answer: 3⁄11