g Question 3 At Springfield, the engraving department is a bottleneck, and the company is considering hiring an extra worker, whose salary will be $55,577 per year, to mitigate the problem. With the extra worker, the company will be able to produce and sell 7,700 more units per year. The selling price per unit is $13.00. Cost per unit currently is $7.69 as follows: Direct material $2.56 Direct labor 1.00 Variable overhead 0.23 Fixed overhead (primarily depreciation of equipment) 3.90 Total $7.69 Calculate the annual financial impact of hiring the extra worker. The annual net profit will by $ by hiring the extra worker.

Stocks a, b, and c are similar in some respects: each has an expected return of 10% and a standard deviation of 25%. stocks a and b have returns that are independent of one another; i.e., their correlation coefficient, r, equals zero. stocks a and c have returns that are negatively correlated with one another; i.e., r is less than 0. portfolio ab is a portfolio with half of its money invested in stock a and half in stock b. portfolio ac is a portfolio with half of its money invested in stock a and half invested in stock c. which of the following statements is correct? a. portfolio ab has a standard deviation that is greater than 25%.b. portfolio ac has an expected return that is less than 10%.c. portfolio ac has a standard deviation that is less than 25%.d. portfolio ab has a standard deviation that is equal to 25%.e. portfolio ac has an expected return that is greater than 25%.