Mathematics · Ratio and Proportion

If a : b = 3 : 5, b : c = 7 : 8 and c : d = 2 : 3, then 2a : 3d is equal to:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

11 : 2
27 : 15
37 : 20
47 : 30✓

Correct answer

7 : 30

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If a : b = 3 : 5, b : c = 7 : 8 and c : d = 2 : 3, then 2a : 3d is equal to:

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If a : b = 3 : 5, b : c = 7 : 8 and c : d = 2 : 3, then 2a : 3d is equal to:

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