Keystones — Capstone
Five GCSE retrieval questions · 22 May 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 990 + 669
Answer: 1659 -
2. Algebra
Solve: x⁄2 = 7
Answer: x = 14 -
3. Geometry
Adjacent = 12cm, hypotenuse = 25cm. Find the angle
Answer: 61.3° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
The mean of 6 numbers is 32. If 5 of them are 17, 35, 38, 19, 41, what is the missing number?
Answer: 42