Keystones — Capstone
Five GCSE retrieval questions · 18 October 2021 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 90. What are the numbers?
Answer: 29, 30, and 31 -
2. Algebra
Solve: x⁄5 = 5.2
Answer: x = 26 -
3. Geometry
Adjacent = 19cm, hypotenuse = 26cm. Find the angle
Answer: 43° -
4. Ratio
Calculate 14.8% of 880
Answer: 130.24 -
5. Statistics
A spinner has 5 red, 3 blue and 5 green sections. Probability of landing on red?
Answer: 5⁄13