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A series of problem-solving examples for students enrolled in math 114, specifically for chapter two - approaches to problem solving. The examples cover various topics such as unit conversion, area calculations, volume calculations, cost comparison, and dosage calculations. These examples are designed to help students practice and improve their problem-solving skills in a practical context.
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Round all answers to the nearest hundredth unless otherwise noted. The speed of sound is 767.27 miles per hour. Convert this speed to meters per second.
A reworked portion of a roadway will be 138 feet long, 14 feet wide and filled to a depth of 4 inches with concrete. a) How many cubic feet of concrete are needed? b) How many cubic yards of concrete are needed?
You can buy 12 eggs for 69¢ or you can buy 18 eggs for $1.19. Find the cost for each item to the nearest tenth of a cent per egg and determine which is the better deal.
A doctor prescribes 1200 mg of a drug every twelve hours for a 180-pound adult. Determine the milligrams of dosage the adult receives per kilogram of body weight per day.
Suppose you are driving your Chevy Sonic in Mexico. You average 8 miles on 1 liter of gasoline. If gasoline costs 16.43 pesos per liter, how much will it cost in dollars to drive 400 miles? Currency Dollars per Foreign Foreign per Dollar Mexican peso 0.04574 21.