Mathematics · Ratio and Proportion
If A : B = 39 : 42 and B : C = 21 : 13, find the ratio A : C.
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 18 : 3
- 210 : 9
- 317 : 41
- 43 : 2✓
Correct answer
3 : 2
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