Juniper Corporation makes three models of insulated thermos. Juniper has $37,000 in total revenue and total variable costs of S196.540. Its sales mix is given below: Required: 1. Calculate the (overall) weighted-average contribution margin ratio. 2. Determine the total sales revenue Juniper needs to break even if fixed costs are $72770. 3. Determine the total sales revenue needed to generate a profit of $82.840. Assume fixed costs are 72.770. 4. Determine the sales revenue from each product needed to generate a profit of $82.840. Assume fixed costs are 72.770. Complete this question by entering vour answers in the tabs below. Calculate the (overali) weighted-average contribution margin ratio