Keystones — Capstone
Five GCSE retrieval questions · 29 April 2023 · 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: 5x - 4x + 8y - 3y
Answer: x + 5y -
3. Geometry
Adjacent = 19cm, hypotenuse = 31cm. Find the angle
Answer: 52.2° -
4. Ratio
Calculate 29.6% of 249
Answer: 73.7 -
5. Statistics
A spinner has 4 red, 4 blue and 2 green sections. Probability of landing on red?
Answer: 2⁄5