# Question #16e22

##### 1 Answer

Jun 30, 2017

#### Answer:

Cost of one apple is

#### Explanation:

Let me compute the net profit when she sells only one apple. It is the difference between selling price and cost

Net profit

Net profit

How many apples should she sell to make 10 dollar profit?

Total profit (which is 10 dollars)

n stands for number of apples

She has to sell 75 apples to make 10 dollars profit.