Keystones — Lintel
Five GCSE retrieval questions · 3 December 2023 · mathsvault.uk/keystones
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1. Number
Find the total of 245, 204, and 88
Answer: 537 -
2. Algebra
Solve: 5x = 75
Answer: x = 15 -
3. Geometry
Opposite = 12cm, adjacent = 16cm. Calculate the angle
Answer: 36.9° -
4. Ratio
Simplify the ratio 3m:300cm
Answer: 1:100 -
5. Statistics
A bag has 7 red and 5 blue balls. What is the probability of picking a red ball?
Answer: 7⁄12