A firm has invested $45,000 in machinery with a 5-year useful life, and an expected salvage value of $8,000 if kept for the full 5 years. The machinery has a market value of $15,000 when sold in its third year. The uniform annual benefits from the machinery are $18,000. The company has a combined 45% income tax rate. The machinery is considered a 5-year MACRS property. Assume the machinery is sold in the third year. What is the depreciation in year three? NOTE: This MACRS property class is different than question 2.

Sales at a fast-food restaurant average $6,000 per day. the restaurant decided to introduce an advertising campaign to increase daily sales. to determine the effectiveness of the advertising campaign, a sample of 49 days of sales were taken. they found that the average daily sales were $6,300 per day. from past history, the restaurant knew that its population standard deviation is about $1,000. if the level of significance is 0.01, have sales increased as a result of the advertising campaign? multiple choicea)fail to reject the null hypothesis.b)reject the null hypothesis and conclude the mean is higher than $6,000 per day.c)reject the null hypothesis and conclude the mean is lower than $6,000 per day.d)reject the null hypothesis and conclude that the mean is equal to $6,000 per day.expert answer