Keystones — Lintel
Five GCSE retrieval questions · 21 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 604 + 598
Answer: 604 + 598 = 1202 -
2. Algebra
Solve: 8x = 80
Answer: x = 10 -
3. Geometry
Find the perimeter: hypotenuse = 17cm, one side = 14cm
Answer: 40.6cm -
4. Ratio
Calculate 43.3% of 708
Answer: 306.56 -
5. Statistics
Calculate the mean of: 9, 22, 26, 9, 31, 15, 31, 45
Answer: 23.5