Kim spends $25,000 to open a store. She makes $4000 a month in revenue and her expenses are $1500 a month. How long would it take to pay back the cost to open the store?
Let's be accurate as possible and think first.
10
Her profit is 4000 - 1500 = $2500.

So it takes 25000 / 2500 = 10 months to make back the money.

.

The answer: 10