help please?

Juniper Corporation makes three models of insulated thermos. Juniper has $310,000 in total revenue and total variable costs of $189,100, its sales m ix is given below: Required: 1. Calculate the (overali) weighted-average contribution margin ratio. 2. Determine the total sales revenue Juniper needs to break even if fixed costs are $76,635 3. Determine the total sales revenue needed to generate a profit of $82,290. Assume foxed costs are 76,635 . 4. Determine the sales revenue from each product needed to generate a profit of $82,290. Assume fixed costs are 76,635 . Complete this question by entering your answers in the tabs below. Calculate the (overall) weighted-average contribution margin ratio