LONG DISTANCE For Meg’s long-distance calling plan, the monthly cost C in dollars is given by the linear function C(t) = 6 + 0.05t, where t is the number of minutes talked. a. What is the total cost of talking 8 hours? of talking 20 hours?
b. What is the effective cost per minute (the total cost divided by the number of minutes talked) of talking 8 hours? of talking 20 hours?

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What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

Adoctor administers a drug to a 38-kg patient, using a dosage formula of 50 mg/kg/day. assume that the drug is available in a 100 mg per 5 ml suspension or in 500 mg tablets. a. how many tablets should a 38-kg patient take every four hours? b. the suspension with a drop factor of 10 ggt/ml delivers the drug intravenously to the patient over a twelve-hour period. what flow rate should be used in units of ggt/hr? a. the patient should take nothing pills every four hours. (type an integer or decimal rounded to the nearest hundredth as needed.)

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse