Ben ran 3/4 km in a race . jane ran2/9 of the distance that ben had run . what was the distance that jane ran? pls! so much!

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

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.)

597008.439431 to the nearest thousand