Keystones — Cornerstone
Five GCSE retrieval questions · 12 May 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 714 + 407
Answer: 714 + 407 = 1121 -
2. Algebra
Collect like terms: 2x + 8y + 4x + 5y
Answer: 6x + 13y -
3. Geometry
Opposite = 10cm, hypotenuse = 14.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify: 10:10:12
Answer: 5:5:6 -
5. Statistics
Find the mean of: 10, 8, 5, 9
Answer: 8