Windless surfing company’s marketing manager observes that if the price of designer windsocks is $45, then on average 75 windsocks are sold per month. experience has shown that if the price is raised from $45, then for every $1 increase in price, three fewer windsocks are sold each month. a. write an equation for the number of windsocks sold per month in terms of the price. b. what price results in zero windsocks per month being sold? c. if the manager wants to sell at least 60 windsocks each month, what range of possible prices for the windsocks must she set?

G. how many different 6-letter arrangements can be formed using the letters in the word absent, if each letter is used only once? a. 6 b. 36 c. 720 d. 46,656

Atest of sobriety involves measuring the subject's motor skills. a sample of 31 randomly selected sober subjects take the test and produce a mean score of 64.4 with a standard deviation of 2. a claim is made that the true mean score for all sober subjects is equal to 65. for each part below, enter only a numeric value in the answer box. for example, do not type "z =" or "t =" before your answers. round each of your answers to 3 places after the decimal point. (a) calculate the value of the test statistic used in this test. test statistic's value = (b) use your calculator to find the p-value of this test. p-value = (c) use your calculator to find the critical value(s) used to test this claim at the 0.2 significance level. if there are two critical values, then list them both with a comma between them. critical value(s) =

Let d be the domain and let ƒ be the possible function. determine if the relation is an example of a function. d = {x| x is a date, expressed in day/month/year} ƒ(x) = temperature in seattle washington on that date