Robin is going on vacation with her dogs. The function w(b) = 4b represents the number of weeks that b bags of dog food last. What is the meaning of the 4 in this context?
O Each bag of dog food can feed 4 dogs.
O Each bag of dog food costs $4.
Each bag of dog food lasts 4 weeks.
Robin's vacation lasts 4 weeks.

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.)