Keystones — Cornerstone
Five GCSE retrieval questions · 12 April 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 44 + 62
Answer: 44 + 62 = 106 -
2. Algebra
Solve: 8x = 40
Answer: x = 5 -
3. Geometry
Opposite = 8cm, hypotenuse = 9.2cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Calculate 50% of 106
Answer: 53 -
5. Statistics
Find the mean of: 8, 12, 12, 10, 10
Answer: 10.4