Keystones — Capstone
Five GCSE retrieval questions · 3 June 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 90. What are the numbers?
Answer: 29, 30, and 31 -
2. Algebra
Solve: x⁄7 = 5.2857142857143
Answer: x = 37 -
3. Geometry
Adjacent = 28cm, hypotenuse = 45cm. Find the angle
Answer: 51.5° -
4. Ratio
Simplify the ratio 6m:600cm
Answer: 1:100 -
5. Statistics
The mean of 6 numbers is 25. If 5 of them are 25, 48, 29, 44, 21, what is the missing number?
Answer: -17