PT. Tatata plans to compile a variable budget to find out how much budget needs will be needed when the company promotes its products. From the data obtained in previous operations, the relevant sales range was obtained when sales were 15,000 and 25,000 units. The data relating to the variable budget for promotions is in the following range: sales (25 million-45 million), transportation (25 million-30 million), accommodation (20-35 million), brochure printing (15 million-20 million), outlet rental (30-30 million ). From the data above, arrange: a. Variable budget on production section for 2021 in formula form b. Calculate semi-variable and variable costs at an output level of 22,000 units and variable costs at an output level of 43,000 units c. Make the graph