Titu PLC produces and sells T-shirts. The normal annual production is set for 140.000 pieces. The annual fixed costs are 350.000, the variable cost per piece is 2,75. The T-shirt is sold for 6,25 each. a. calculate the break-even point. b. calculate the contribution margin (in percent) for the expected sales of 125.000 pieces. c. for gross profit of 100.000, how many pieces should be sold? d. for net profit (after 25% tax) of 100.000, how many pieces should be sold? Can you please help me solve this case for class