A and B started a business by investing Rs.4000/- and Rs.5000/- respectively. Find the A’s share out of a total profit of Rs.1800:
Choose one.
A) Rs.600/-  B) Rs.660/-  C) Rs.800/-  D) Rs.820/-  E) Rs.840/-
A = Rs.4000/-   B = Rs.5000/-   A share 4 parts &amp; B share 5 parts   Total 9 parts -----&gt; Rs.1800/-   ----&gt; 1 part -------&gt; Rs.200/-   A share = 4 parts -----&gt; Rs.800/-   Rs.800/-
<result>C</result>
A and B started a business by investing Rs.4000/- and Rs.5000/- respectively. Find the A’s share out of a total profit of Rs.1800: