please solve and show work. will like

A company with sales of $70,000 and variable expenses of $40,000 should spend $10,000 on increased advertising if the increased advertising will increase sales by $20,000. O True O False The break-even point would be increased (you would have to sell more if O a decrease in total fixed expenses. O a decrease in the ratio of variable expenses to sales. O an increase in the contribution margin ratio. O none of these. Your Corporation has provided the following production and total cost data for two levels of monthly production volume. The company produces a single product. Production volume in units 6,500 4,800 Cost 1 $81,250 $60,000 Cost 2 $121,875 $90,000 Cost 3 $197,750 $191,800 Cost 4 $110,000 $110,000 What is the best estimate of the total monthly fixed cost? HINT: You will need to identify each of the costs are fixed, variable and mixed. Use the high-low method to break the mixed cost into fixed and variable components. Your Corporation has provided the following production and total cost data for two levels of monthly production volume. The company produces a single product. Production volume in units 6,500 4,800 Cost 1 $81,250 $60,000 Cost 2 $121,875 $90,000 Cost 3 $197,750 $191,800 Cost 4 $110,000 $110,000 What is the best estimate of the total variable cost when 7,000 units are produced? HINT: You will need to identify each of the costs are fixed, variable and mixed Use the high-low method to break the mixed cost into fixed and variable components