Arithmeticeasy · Past Paper
If a bag contains red and blue marbles in ratio 3:5, and there are 24 red marbles, how many blue marbles are there?
A40
B35
C45
D30
✓ Correct Answer: A — 40
3 units = 24, so 1 unit = 8. Blue marbles = 5 units = 5 * 8 = 40.
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