Keystones — Bedrock
Five GCSE retrieval questions · 23 April 2021 · mathsvault.uk/keystones
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1. Number
Calculate: 7⁄10 + 2⁄10
Answer: 9⁄10 -
2. Algebra
Find the midpoint of (2, 3) and (15, 15)
Answer: (8.5, 9) -
3. Geometry
Opposite = 6cm, hypotenuse = 6.9cm. Find the angle
Answer: 60° (approximately) -
4. Ratio
Simplify the ratio 32:16
Answer: 2:1 -
5. Statistics
What is the probability of getting heads when flipping a fair coin?
Answer: 1⁄2