Keystones — Lintel
Five GCSE retrieval questions · 16 April 2024 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 150. What are the numbers?
Answer: 49, 50, and 51 -
2. Algebra
Solve: x⁄3 = 8.3333333333333
Answer: x = 25 -
3. Geometry
Adjacent = 29cm, hypotenuse = 39cm. Find the angle
Answer: 42° -
4. Ratio
Simplify: 18:15:12
Answer: 6:5:4 -
5. Statistics
A spinner has 2 red, 5 blue and 6 green sections. Probability of landing on red?
Answer: 2⁄13