Mathematics, 19.05.2021 04:50 mayasiegel5234
(1) A long distance telephone service provider charges $30 for the first 80
minutes of international calls. For each minute over 80 minutes, the
company charges $0.60 per minute. Write an equation that represents the
total cost C for x minutes of long distance calls. Calculate the cost of talkin
105 minutes internationally.
Answers: 1
Mathematics, 21.06.2019 20:00
Suppose a store sells an average of 80 cases of soda per day. assume that each case contains 24 cans of soda and that the store is open 10 hours per day. find the average number of soda that the store sells per hour.
Answers: 1
Mathematics, 21.06.2019 21:40
The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?
Answers: 2
Mathematics, 21.06.2019 23:00
Could someone me with this question iβve been stuck on it for 20 minutes
Answers: 1
(1) A long distance telephone service provider charges $30 for the first 80
minutes of internationa...
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