A, B and C invested Rs.6300, Rs.4200 and Rs.10500 respectively, in a partnership business. Find the share of A in profit of Rs.12600 after a year?  Select:  A) 3630  B) 3637  C) 3630  D) 3631  E) 3780
6300:4200:10500   3:2:5   3/10 * 12600= 
<gadget id="calculator">3/10 * 12600</gadget>
<output>3_780</output>
3780   Answer: 3780
<result>E</result>
A, B and C invested Rs.6300, Rs.4200 and Rs.10500 respectively, in a partnership business. Find the share of A in profit of Rs.12600 after a year?