Emily purchased lemons for $600. she sold 3/4 of these at a loss of 20% and the remaining at a gain of 20%. how much percent does she gain or lose in the whole transaction?

10%

Step-by-step explanation:

Given: CP of lemon is $600.

           3/4 of lemon sold at 20% loss

           Remaining lemon at 20% gain.

Considering the quantity of lemon remain constant.

Cost price of 3/4 of lemon=

As given, 3/4 of lemon sold at 20% loss.

∴ Selling price of

Selling price=

Hence, selling price of 3/4 lemon is $360.

Now, the cost price of remaining lemon

∴ The cost price of

As given, remaining

∴ Selling price of

Selling price of

Hence, selling price of 1/4 lemon is $180

Loss\profit percent=

∴ Loss\profit percent=

Hence, the loss percentage is 10%

9 x 8 divided by (5-3)=36