Keystones — Lintel
Five GCSE retrieval questions · 17 May 2023 · mathsvault.uk/keystones
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1. Number
What is 9.8 + 3.5 + 0.15?
Answer: 9.8 + 3.5 + 0.15 = 13.45 -
2. Algebra
Solve: 5x = 15
Answer: x = 3 -
3. Geometry
Opposite = 17cm, adjacent = 14cm. Calculate the angle
Answer: 50.5° -
4. Ratio
Calculate 12.2% of 572
Answer: 69.78 -
5. Statistics
Calculate the mean of: 43, 27, 12, 35, 35, 22, 12, 18
Answer: 25.5