Keystones — Lintel
Five GCSE retrieval questions · 16 May 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⁄6 = 4.1666666666667
Answer: x = 25 -
3. Geometry
Adjacent = 13cm, hypotenuse = 28cm. Find the angle
Answer: 62.3° -
4. Ratio
Calculate 33% of 859
Answer: 283.47 -
5. Statistics
A spinner has 6 red, 4 blue and 4 green sections. Probability of landing on red?
Answer: 3⁄7