Duncan told his friend Tran that when you multiply any number by 10%, you can just write two zeros after the last digit of the number. He gives the example: 4x100 - 400 to prove this is always true. Tran disagrees and gives his example: 04 x 10' to prove that Duncan's rule is not always true. Who is correct
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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.)

Need ! the total ticket sales for a high school basketball game were $2,260. the ticket price for students were $2.25 less than the adult ticket price. the number of adult tickets sold was 230, and the number of student tickets sold was 180. what was the price of an adult ticket?

An elevator travels 310 feet in 10 seconds. at that speed, how far can't his elevator travel in 12 seconds?