Rachel runs her own hot dog stand on the U of A campus. The monthly cost of the cart rental and business permit is $200. Rachel's contribution margin per unit is $1.50 and the contribution margin ratio is 75%. 1. How many hot dogs does Rachel need to sell each month to earn a target profit of $1000 a month? 2. How much sales revenue does Rachel need to generate each month to earn a target profit of $1000 per month?