Mathematics · Ratio and Proportion

If a : b = 5 : 9 and b : c = 4 : 7, then find the ratio a : b : c.

Verified Solution4 OptionsUpdated: October 2026👁️1 View

120 : 36 : 63✓
220 : 63 : 36
363 : 20 : 36
436 : 20 : 63

Correct answer

20 : 36 : 63

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If a : b = 5 : 9 and b : c = 4 : 7, then find the ratio a : b : c.

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