A fruit vendor purchases 3240 apples at Rs. 7 a dozen. During transportation, 10% get damaged and have to be discarded. The remaining apples are sold at the rate of Rs.2 for 3. What is the profit or loss percentage?
1
\(2\frac{1}{7} %\)%
2
\(1\frac{2}{3} \)%
3
\(2\frac{6}{7} \)%
4
\(4\frac{6}{7} \)%