the bayview convenience store sells a range of different products such as milk, canned goods, hardware and magazines. On averages, the store marks up the goods it buys by 50%; thus, something that cost $1 would be sold dor $1.50, and he gross margin would be one-third of the selling price. Fixed costs are the $5000 per month.

Required calculate the following

1. the contribution margin ratio

2. the monthly break-even sales revenue

3. the sales revenue needed to make an operating profit of $2000 per month