A, B and C invest in the ratio of 3 : 4: 5. The percentage of return on their investments are in the ratio of 6 : 5 : 4. Find the total earnings, If B earns Rs. 120 more than A :
Choose the most appropriate option:
A) 2348	B) 3480	C) 2767	D) 1998	E) 2771
Explanation:   A 3480 C   investment 3x 4x 5x   Rate of return 6y% 5y% 4y%   Return \inline \frac{18xy}{100} \inline \frac{20xy}{100} \inline \frac{20xy}{100}   Total = (18+20+20)= 
<gadget id="calculator">(18+20+20)</gadget>
<output>58</output>
\inline \frac{58xy}{100}   3480's earnings - A's earnings= \inline \frac{2xy}{100} = 120   Total earning = \inline \frac{58xy}{100} = 3480   Answer: 3480) Rs.3480
<result>B</result>
A, B and C invest in the ratio of 3 : 4: 5. The percentage of return on their investments are in the ratio of 6 : 5 : 4. Find the total earnings, If B earns Rs. 120 more than A :