Keystones — Lintel
Five GCSE retrieval questions · 26 November 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 117. What are the numbers?
Answer: 38, 39, and 40 -
2. Algebra
Solve: x⁄7 = 3
Answer: x = 21 -
3. Geometry
Adjacent = 29cm, hypotenuse = 47cm. Find the angle
Answer: 51.9° -
4. Ratio
Calculate 35.4% of 617
Answer: 218.42 -
5. Statistics
A spinner has 4 red, 5 blue and 5 green sections. Probability of landing on red?
Answer: 2⁄7