Keystones — Capstone
Five GCSE retrieval questions · 25 October 2024 · mathsvault.uk/keystones
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1. Number
If x4 = 16, what is x?
Answer: 2 -
2. Algebra
Simplify: 9x - 4x + 10y - 6y
Answer: 5x + 4y -
3. Geometry
Adjacent = 19cm, hypotenuse = 35cm. Find the angle
Answer: 57.1° -
4. Ratio
Calculate 37.1% of 926
Answer: 343.55 -
5. Statistics
The mean of 5 numbers is 35. If 4 of them are 48, 44, 25, 49, what is the missing number?
Answer: 9