Keystones — Capstone
Five GCSE retrieval questions · 8 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 994 + 878
Answer: 1872 -
2. Algebra
Solve: x⁄2 = 9
Answer: x = 18 -
3. Geometry
Adjacent = 18cm, hypotenuse = 37cm. Find the angle
Answer: 60.9° -
4. Ratio
Calculate 15.3% of 863
Answer: 132.04 -
5. Statistics
The mean of 5 numbers is 32. If 4 of them are 35, 44, 23, 23, what is the missing number?
Answer: 35