If 4 (P's Capital ) = 6 ( Q's Capital ) = 10 ( R's Capital ) , then out of the total profit of Rs 3720 , R will receive  Choose the correct choice:
A) 720
B) 700
C) 800
D) 900
E) None of these
Explanation :   Let P's capital = p, Q's capital = q and R's capital = r   Then   4p = 6q = 10r   =&gt; 2p = 3q = 5r   =&gt;q = 2p/3   r = 2p/5   P : Q : R = p : 2p/3 : 2p/5   = 15 : 10 : 6   R's share = 3720 * (6/31) = 120*6= 
<gadget id="calculator">120*6</gadget>
<output>720</output>
720. 720nswer : Option 720
<result>A</result>
If 4 (P's Capital ) = 6 ( Q's Capital ) = 10 ( R's Capital ) , then out of the total profit of Rs 3720 , R will receive