Keystones — Capstone
Five GCSE retrieval questions · 25 March 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 4⁄6 + 3⁄6 + 2⁄4
Answer: 5⁄3 -
2. Algebra
Solve: x⁄3 = 11.333333333333
Answer: x = 34 -
3. Geometry
Adjacent = 19cm, hypotenuse = 24cm. Find the angle
Answer: 37.7° -
4. Ratio
Simplify the ratio 5m:500cm
Answer: 1:100 -
5. Statistics
The mean of 6 numbers is 37. If 5 of them are 49, 30, 27, 34, 37, what is the missing number?
Answer: 45