About how much interest is earned on an investment of $646 receiving a simple interest rate of 5% for 10 years

Isee the amount was $90.00 then reduced to $75.00 , what is the percent ?

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.)

Ntriangle abc, m∠a = 35° and m∠b = 40°, and a=9. which equation should you solve to find b?