Ratio between two numbers is 3: 4 and their sum is 420. Find the smaller number?
Choose the correct choice from the following options:
A) 240	B) 180	C) 160	D) 140	E) 120
3x + 4x = 420   x = 60 =&gt; 3x = 180   ANSWER:180
<result>B</result>
Ratio between two numbers is 3: 4 and their sum is 420. Find the smaller number?