'A grocer purchases three qualities of lemons at different rates. The first quality was

"A grocer purchases
three qualities of lemons at different rates. The first quality was purchased
at 2 for Rs. 1, the second at 3 for Rs. 2 and the third at 4 for Rs.3. He
sold all the lemons at 5 for Rs. 4. If the ratio of the number of lemons of
the three qualities is 1 : 2 : 3, then what is the approximate gain or loss
percentage incurred by the grocer?
`2. 65 %\\ los s`
b. `17. 56 %\\ los s`

c. `17. 56\\ ga in`
d. `18. 65 %\\ ga in`
e. none of these"

quality