Keystones — Cornerstone
Five GCSE retrieval questions · 29 July 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 53 + 40
Answer: 53 + 40 = 93 -
2. Algebra
Collect like terms: 8x + 4y + 4x + 2y
Answer: 12x + 6y -
3. Geometry
Find the area of a right triangle with base 9cm and height 7cm
Answer: 31.5cm² -
4. Ratio
Simplify: 10:6:4
Answer: 5:3:2 -
5. Statistics
Find the range of: 32, 13, 28, 19, 15
Answer: 19