Present Value Index Montana Grill has computed the net present value for capital expenditures for the Billings and Great Falls locations using the net present value method. Relevant data related to the computation are as follows: Billings Great Falls Total present value of net cash flow $882,000 $1,050,000 Amount to be invested 900,000 750,000 a. Determine the present value index for each proposal. Round to two decimal places.

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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