Keystones — Cornerstone
Five GCSE retrieval questions · 17 April 2021 · mathsvault.uk/keystones
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1. Number
Find the total of 241, 196, and 143
Answer: 580 -
2. Algebra
Simplify: 4x + 2x
Answer: 6x -
3. Geometry
Opposite = 8cm, adjacent = 20cm. Calculate the angle
Answer: 21.8° -
4. Ratio
Calculate 50% of 180
Answer: 90 -
5. Statistics
Calculate the range of: 79, 79, 62, 42, 74, 58
Answer: 37