Keystones — Lintel
Five GCSE retrieval questions · 23 October 2023 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 120. What are the numbers?
Answer: 39, 40, and 41 -
2. Algebra
Solve: x⁄6 = 4.3333333333333
Answer: x = 26 -
3. Geometry
Adjacent = 19cm, hypotenuse = 31cm. Find the angle
Answer: 52.2° -
4. Ratio
Simplify the ratio 2m:200cm
Answer: 1:100 -
5. Statistics
A spinner has 4 red, 2 blue and 5 green sections. Probability of landing on red?
Answer: 4⁄11