Ratio tower had special on rechargeable batteries. it sold aa for $1 and aaa $.75 it sold 42 batteries on a single day and receives $37 . let x represent the number of aa batteries sold and y represent the number of aaa batteries sold

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.)

Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 25, a standard deviation of 2.5, and margin of error of 5%