Keystones — Capstone
Five GCSE retrieval questions · 22 April 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 993 + 632
Answer: 1625 -
2. Algebra
Simplify: 12x - 8x + 8y - 3y
Answer: 4x + 5y -
3. Geometry
Adjacent = 25cm, hypotenuse = 44cm. Find the angle
Answer: 55.4° -
4. Ratio
Calculate 39.4% of 980
Answer: 386.12 -
5. Statistics
The mean of 6 numbers is 29. If 5 of them are 15, 39, 49, 37, 24, what is the missing number?
Answer: 10