If one person buys the same number of lemons as 13 for 2 rupees and 20 for ₹4 rupees, and sells all as 6 for ₹1, what is the maximum profit or loss?

13 lemons for 2 Rs and 20 lemons for 4 rupees means he buys total 33 lemons for 6 rs. C.P of 33 lemons =6 Rs. According. to question SP of 6 lemons=Rs 1 SP of 33 Lemons=33/6 So it is a loss of (33/6).-33= 27.5 Rs.

lose of Rs. 0.50