Keystones — Lintel
Five GCSE retrieval questions · 7 January 2023 · mathsvault.uk/keystones
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1. Number
Find the total of 153, 232, and 96
Answer: 481 -
2. Algebra
Solve: 5x = 40
Answer: x = 8 -
3. Geometry
A right triangle has hypotenuse 17cm and one side 8cm. Find its area
Answer: 60cm² -
4. Ratio
Simplify the ratio 8m:800cm
Answer: 1:100 -
5. Statistics
Find the range of: 17, -5, 11, 22, -21
Answer: 43