Keystones — Cornerstone
Five GCSE retrieval questions · 27 April 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 26 + 69
Answer: 26 + 69 = 95 -
2. Algebra
Collect like terms: 6x + 3y + 7x + 8y
Answer: 13x + 11y -
3. Geometry
Opposite = 14cm, hypotenuse = 16.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 25% of 143
Answer: 35.75 -
5. Statistics
Calculate the mean of: 12, 14, 26, 49, 36, 18, 23
Answer: 25.4