1.) Each dosage of a medication contains 1.62 units of a certain ingredient. Find the number of doses that can be made from 57.13 units of the ingredient. set up a proportion and round to the nearest whole number.
2.) a recent study showed that the average trip to the mall lasts 4.4 hrs, which is longer than a football game. how many hrs would be needed for 8 of these trips. set up the proportion and give answer according to the correct rules of sig figures.