Question

By selling 120 mangoes a person gains a profit equal to the CP of mangoes.find the gain percent.

Answer 1

Answer:

25%

Step-by-step explanation:

SP=selling price

CP=cost price

g=gain

Let SP of each mango be x

SP of 100 mangoes is 100x

g=SP of 20 mangoes 20x

CP of 100 mangoes=SP−g

=100x−20x=80x

∴g.p=CPg×100=80100×20=25%