Solve this application using logarithms.

at what interest rate (to the nearest hundredth of a percent) compounded annually will money in savings double in five years?

solve this application using logarithms.

how much principal, to the nearest dollar, should you invest at 4% in order to have $3,000 for a vacation to europe in 3 years?

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The border line of the linear inequality 4x + 7y < 5 is dotted true or false?

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.)