63) One gallon is approximately 3.785 . 64) One tablespoon of liquid is approximately 14 . 65) Joseph drives his car to work a distance of 23 every day. 66) The track around the football fi eld measures 400 . Mixed Exercises Determine whether the indicated quantity seems reasonable or unreasonable for each application. If it is unreasonable, specify whether it is too much or too little. 67) The diameter of a regulation table tennis ball is approximately 44 mm. 68) Martin takes 200 mg of vitamin C on a daily basis. 69) Agneza fi lls her car’s gas tank with 16 mL of gasoline. 70) The driveway is 3.7 km wide. Change to the indicated unit. 71) 340 mL to liters 72) 2 km to meters 73) 9.1 g to milligrams 74) 6000 g to kilograms 75) 15 1 2 m to kilometers 76) 1 2 L to milliliters 77) A communications satellite weighs about 315 kg. Change kilograms to grams. 78) A dining room table is 160 cm long. Change centimeters to meters. R1) Describe steps you can take to check your answers for the exercises. R2) Can you explain to a friend the quickest way to convert metric units? What would you tell her? 7.4 Solve Applied Problems Involving Metric Units What are your objectives for Section 7.4? How can you accomplish each objective? 1 Perform Operations with Metric Units • Create a procedure for performing operations on numbers with different metric units. • Complete the given examples on your own. • Complete You Trys 1 and 2. 2 Solve Applied Problems Involving Metric Units • Use the Five Steps for Solving Applied Problems, and add any additional steps needed. • Complete the given examples on your own. • Complete You Trys 3–5. www.mhhe.com/messersmith SECTION 7.4 Solve Applied Problems Involving Metric Units 465
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