In 2017, desert, co. discontinued its book division, but the disposal did not take place until 2018. in 2017, the book division had a pretax operating income of $210,000. the book division had a historical cost of $3,800,000 and accumulated depreciation of $2,100,000. at the end of 2017, the fair value of the book division was $1,580,000 with an estimated cost of disposal of $500,000. in 2018, the book division had a pretax operating income of $170,000. the sales price of the book division was $1,480,000, but desert had to pay $258,000 cost to sell the book division. income tax expense for the year has yet to be accrued. desert’s income tax rate is 35% on all items. using this information, calculate desert's income from operations for 2018.

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