Keystones — Lintel
Five GCSE retrieval questions · 2 June 2022 · mathsvault.uk/keystones
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1. Number
Add: 1⁄3 + 1⁄4
Answer: 7⁄12 -
2. Algebra
Solve: 6x - 7 = 2x + 21
Answer: x = 7 -
3. Geometry
Adjacent = 15cm, hypotenuse = 29cm. Find the angle
Answer: 58.9° -
4. Ratio
Simplify: 24:24:8
Answer: 3:3:1 -
5. Statistics
A bag has 6 red and 8 blue balls. What is the probability of picking a red ball?
Answer: 3⁄7