Keystones — Capstone
Five GCSE retrieval questions · 2 January 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 129. What are the numbers?
Answer: 42, 43, and 44 -
2. Algebra
Simplify: 8x - 6x + 6y - 4y
Answer: 2x + 2y -
3. Geometry
Adjacent = 23cm, hypotenuse = 42cm. Find the angle
Answer: 56.8° -
4. Ratio
Calculate 27% of 701
Answer: 189.27 -
5. Statistics
A spinner has 4 red, 2 blue and 4 green sections. Probability of landing on red?
Answer: 2⁄5