Keystones — Capstone
Five GCSE retrieval questions · 10 June 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 992 + 712
Answer: 1704 -
2. Algebra
Solve: x⁄2 = 9
Answer: x = 18 -
3. Geometry
Adjacent = 30cm, hypotenuse = 41cm. Find the angle
Answer: 43° -
4. Ratio
Simplify the ratio 4m:400cm
Answer: 1:100 -
5. Statistics
The mean of 5 numbers is 35. If 4 of them are 24, 32, 21, 44, what is the missing number?
Answer: 54