Keystones — Capstone
Five GCSE retrieval questions · 18 September 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 96. What are the numbers?
Answer: 31, 32, and 33 -
2. Algebra
Solve: x⁄5 = 6.8
Answer: x = 34 -
3. Geometry
Adjacent = 20cm, hypotenuse = 30cm. Find the angle
Answer: 48.2° -
4. Ratio
Calculate 24.2% of 213
Answer: 51.55 -
5. Statistics
A spinner has 3 red, 4 blue and 5 green sections. Probability of landing on red?
Answer: 1⁄4