Keystones — Lintel
Five GCSE retrieval questions · 25 April 2023 · mathsvault.uk/keystones
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1. Number
Add: 2⁄8 + 3⁄4
Answer: 1⁄1 -
2. Algebra
Solve: x⁄6 = 5.6666666666667
Answer: x = 34 -
3. Geometry
Calculate the area of a circle with diameter 8cm
Answer: 50.27cm² -
4. Ratio
Simplify the ratio 7m:700cm
Answer: 1:100 -
5. Statistics
A bag has 7 red and 3 blue balls. What is the probability of picking a red ball?
Answer: 7⁄10