Keystones — Capstone
Five GCSE retrieval questions · 20 November 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 996 + 533
Answer: 1529 -
2. Algebra
Simplify: 10x - 4x + 3y - y
Answer: 6x + 2y -
3. Geometry
A right triangle has hypotenuse 10cm and one side 6cm. Find its area
Answer: 24cm² -
4. Ratio
Calculate 45% of 755
Answer: 339.75 -
5. Statistics
The mean of 5 numbers is 26. If 4 of them are 33, 41, 29, 50, what is the missing number?
Answer: -23