4. Ladha Adventures has decided to sell a new line of mountain climbing shoes. The shoes will sell for $700 per pair and have a variable cost of $320 per pair. The company has spent $150,000 for marketing study that determined the company will sell 55, 000 pairs per year for seven years. The marketing study also determined that the company will lose sales of 13,000 pairs of its high-priced shoes. The high-priced shoes sell at $1,100 and have variable costs of $600. The company wil1 also increase sales of its cheap shoes by 10,000 pairs. The cheap shoes sell for $400 and have variable costs of $180 per pair, The fixed costs each year will be $7,500,000. The company has also spent $1,000,000 on research and development for the new shoes. The plant and equipment requi red will cost $18, 200, 000 and will be depreciated on a st raight line basis. The new shoes wi1l also require an increase in net working capital of $950,000 that will be requi red at the end of the project. The tax rate is 408, and the required rate of return is 14%. Calculate the payback period, the NEV, and the IRR. 9