The ratio between two numbers to 3:4 and their least common multiple is 180. What is the first number?<br>

1. The ratio between two numbers to 3:4 and their least common multiple is 180. What is the first number?

[IFIC Bank MTO-2013 : 2013]

1. 15

2. 20

3. 45

4. 60

5. None of these

Answer

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