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. 12400 after a year?
Choose the correct choice from the following
A) 3630	B) 2881	C) 3720	D) 9977	E) 2212
<gadget id="calculator">6_300 + 4_200</gadget>
<output>10_500</output>

<gadget id="calculator">10_500 + 10_500</gadget>
<output>21_000</output>

<gadget id="calculator">6_300 / 21_000</gadget>
<output>3/10 = around 0.3</output>

<gadget id="calculator">(3/10) * 12_400</gadget>
<output>3_720</output>

<result>C</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. 12400 after a year?
multiply(divide(6300, add(add(6300, 4200), 10500)), 12400)
"6300 : 4200 : 10500 3 : 2 : 5 3 / 10 * 12400 = 3720 . answer : c"