Keystones — Capstone
Five GCSE retrieval questions · 8 June 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 144. What are the numbers?
Answer: 47, 48, and 49 -
2. Algebra
Solve: x⁄7 = 2.2857142857143
Answer: x = 16 -
3. Geometry
Adjacent = 26cm, hypotenuse = 46cm. Find the angle
Answer: 55.6° -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
A spinner has 6 red, 4 blue and 6 green sections. Probability of landing on red?
Answer: 3⁄8