Keystones — Capstone
Five GCSE retrieval questions · 18 April 2022 · mathsvault.uk/keystones
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1. Number
The sum of three consecutive numbers is 126. What are the numbers?
Answer: 41, 42, and 43 -
2. Algebra
Solve: x⁄6 = 2.8333333333333
Answer: x = 17 -
3. Geometry
Adjacent = 28cm, hypotenuse = 33cm. Find the angle
Answer: 32° -
4. Ratio
Calculate 32.2% of 452
Answer: 145.54 -
5. Statistics
The mean of 4 numbers is 40. If 3 of them are 33, 31, 49, what is the missing number?
Answer: 47