Krishan and Nandan jointly started a business. Krishan invested four times as Nandan did and invested his money for trible time as compared to Nandan. If the gain is proportional to the money invested and the time for which the money is invested and the total gain was Rs.26000, find the Nandan's earning.  Select the correct option:
A) 4000
B) 1000
C) 5000
D) 3000
E) 2000
4:1   3:1   ------   12:1   13 ----- Rs.26000   1 ----- ? =&gt; Rs.26,000/13=Rs. 2000   Answer: 2000
<result>E</result>
Krishan and Nandan jointly started a business. Krishan invested four times as Nandan did and invested his money for trible time as compared to Nandan. If the gain is proportional to the money invested and the time for which the money is invested and the total gain was Rs.26000, find the Nandan's earning.