Keystones — Cornerstone
Five GCSE retrieval questions · 17 February 2024 · mathsvault.uk/keystones
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1. Number
Calculate: 74 + 77
Answer: 74 + 77 = 151 -
2. Algebra
Solve: 4x = 24
Answer: x = 6 -
3. Geometry
Opposite = 8cm, hypotenuse = 16cm. Find the angle
Answer: 30° (approximately) -
4. Ratio
Calculate 10% of 174
Answer: 17.4 -
5. Statistics
Calculate the range of: 39, 106, 113, 97, 50, 100
Answer: 74