please answer all 1 to 6.

1-Sawsan sells hand-sewn shirts for $40 each. Sawsan incurs monthly fixed costs of $4000 and enjoys a contribution margin ratio is 50%. What is Sawsan's breakeven point in shirts? (Please round your answe' up to the nearest whole shirt/unit). 2-.During the year, Abdiel's Bakery (AB) incurred $4000 in fixed costs and $14000 in variable costs. There's a pandemic and Abdiel, owner of the bakery, Is concerned about her future sales and so they asked you to explain what would happen to the fixed and variable costs if the number of cakes produced next year is halved. Please provide AB with specific amounts for fixed and variable costs. 3--Lyndsay sells hand-knitted scarves for $35 each. Lyndsay spends $50 each day to lease vending space. Lyndsay's variablecosts are $15 per scarf. How many scarves should Lyndsay plan to sell each day to breakeven? (Please round your answer up to the nearest whole scart.) 4-Bueno's Blender Company (BBC ) sold 4000 blenders in October at a sales price of $35 each. BBC's variable cost is $15 per blender. Calculate BBC's total contribution margin. 5-Colleen's Coffee Importers (CCI) sold 4000 items in October at a sales price of $40 per item. CCI's variable cost per item is $15 per item. CCl's monthly foxed costs are $10000. Determine CCl's operating income for October. 6.-. Provide some real world examples of both variable and fixed costs. Why did you classify these costs in this way? 7.-What is contribution margin