Keystones — Bedrock
Five GCSE retrieval questions · 21 October 2024 · mathsvault.uk/keystones
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1. Number
Calculate: -6 + (-7)
Answer: -13 -
2. Algebra
Simplify: 5x + 4x
Answer: 9x -
3. Geometry
Opposite = 5cm, hypotenuse = 7.cm. Find the angle
Answer: 45° (approximately) -
4. Ratio
Simplify the ratio 6:24
Answer: 1:4 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2