Keystones — Lintel
Five GCSE retrieval questions · 6 November 2022 · mathsvault.uk/keystones
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1. Number
Calculate: 4⁄5 + 1⁄3 + 3⁄4
Answer: 113⁄60 -
2. Algebra
Solve: x⁄4 = 8
Answer: x = 32 -
3. Geometry
Find the distance between (-8, -7) and (4, 5)
Answer: 16.97 -
4. Ratio
Calculate 13.8% of 635
Answer: 87.63 -
5. Statistics
A bag has 7 red and 6 blue balls. What is the probability of picking a red ball?
Answer: 7⁄13