Keystones — Capstone
Five GCSE retrieval questions · 11 June 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⁄5 = 7.8
Answer: x = 39 -
3. Geometry
Adjacent = 29cm, hypotenuse = 41cm. Find the angle
Answer: 45° -
4. Ratio
Calculate 33.9% of 935
Answer: 316.97 -
5. Statistics
The mean of 4 numbers is 20. If 3 of them are 32, 25, 24, what is the missing number?
Answer: -1