Keystones — Capstone
Five GCSE retrieval questions · 21 April 2022 · mathsvault.uk/keystones
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1. Number
Three lengths are 3.35m, 1.59m and 2.43m. What is their total length?
Answer: 7.37m -
2. Algebra
Solve: x⁄2 = 13.5
Answer: x = 27 -
3. Geometry
Adjacent = 12cm, hypotenuse = 24cm. Find the angle
Answer: 60° -
4. Ratio
Calculate 34.6% of 570
Answer: 197.22 -
5. Statistics
The mean of 5 numbers is 33. If 4 of them are 27, 36, 37, 17, what is the missing number?
Answer: 48