A sales mama is slid a flat rate plus a fixed percentages of her sales last month she sold 16,00 worth of good and was paid 1.600two months ago she had 12,pp in scales and was paid 1.400 this mouth she sold 11,00 worth of good how many will she be paid for A) $550
B) 855
C)1,100
D)1,350

Shiny white dental insurance costs $258 per year. approximately one-third of insured people need a filling, which averages $110 each. 80% of insured people get a preventive check-up each year, and the average cost of this visit is $95. if you consider shiny white’s income and expenses, what is the expected value of each insured customer?

Recall that the owner of a local health food store recently started a new ad campaign to attract more business and wants to know if average daily sales have increased. historically average daily sales were approximately $2,700. the upper bound of the 95% range of likely sample means for this one-sided test is approximately $2,843.44. if the owner took a random sample of forty-five days and found that daily average sales were now $2,984, what can she conclude at the 95% confidence level?

Including 6% sales tax, an inn charges $135.68 per night. find the inns nightly cost