A sofa regularly sells for $540. The sale price is $448.20. Find the percent decrease of the sale price from the regular price.

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.)

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b

Vertical angles must check all that apply