Mathematics, 05.12.2019 00:31, katerin5133
During an electronic store's sale days, the regular price for cd players is discounted $10.there is a state sale tax of 5%, and the $10 discount is applied before the sales tax is calculated.
a) write am expression that shows the regular price r of a cd player minus the $10 discount.
b) write a rule for the function p(r) that expresses the final price p of a cd player with the discount applied and sales tax included.
c) how much would you pay during sale days for a cd player regularly priced at $29.50
Answers: 1
Mathematics, 21.06.2019 15:10, rebeckas0102
Apatient is given 50 mg dose of medicine the medicines effectiveness decreases every hour at a constant rate of 40% what is the exponential decay function that models this scenario how much medicine will be left in the patients system after 2 hours
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Mathematics, 21.06.2019 17:30, ooorozco
Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.
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