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If 30% of a number is equal to 1/3 of the second number then the ratio of the first number to the second number is? 
1. 10 : 7
2. 5 : 9
3. 10 : 9
4. 7 : 9

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Correct Answer - Option 3 : 10 : 9

Given:

30% of a number is equal to 1/3 of the second number

Calculation:

As 30% of a number is equal to 1/3 of the second number

30/100 × A = 1/3 × B

A/B = 10/9

∴ A : B = 10 : 9.

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