Keystones — Lintel
Five GCSE retrieval questions · 3 February 2023 · mathsvault.uk/keystones
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1. Number
Calculate: 1.47 + 75.9 + 0.545
Answer: 1.47 + 75.9 + 0.545 = 77.915 -
2. Algebra
Collect like terms: 7x + 6y + 2x + 4y
Answer: 9x + 10y -
3. Geometry
Adjacent = 25cm, hypotenuse = 33cm. Find the angle
Answer: 40.7° -
4. Ratio
Calculate 33.6% of 482
Answer: 161.95 -
5. Statistics
Calculate the mean of: 20, 28, 23, 14, 37, 39, 31, 16
Answer: 26