Chapter 7: Review Exercises (7.1) Fill in the blank. 1) ft 1 yd 2) 1 pt c 3) 1 lb oz 4) min 1 hr 5) To convert from seconds to minutes, do we use multiplication or division? Explain your answer. 6) To convert from feet to inches, do we use multiplication or division? Explain your answer. Use multiplication or division to convert to the indicated unit. 7) 10 qt to gallons 8) 52 oz to pounds 9) 1 1 4 days to hours 10) 3.5 ft to inches Use unit analysis to convert to the indicated unit. 11) 7 min to seconds 12) 81 in. to feet 13) 5 pt to quarts 14) 4.6 hr to minutes 15) 6 2 3 yd to feet 16) 630 in. to yards Solve each problem. 17) Vlad is comparing two brands of hot dogs. The label for Brand A says that its unit cost is $3.49/lb. The unit cost for Brand B is $0.24/oz. Which is the better buy? 18) It takes Helen 20 min to crochet each square for an afghan. How many hours will it take for her to make the 96 squares she needs for the blanket? (7.2) Fill in the blank. 19) 1 m cm 20) 1 km m 21) mm 1 m 22) mm 1 cm For Exercises 23 and 24, determine which unit of metric length would be most appropriate for each situation. Choose from m, mm, cm, and km. 23) The distance between New York City and Los Angeles 24) The length of a key Use unit fractions to change to the indicated unit. 25) 631 mm to meters 26) 892 m to kilometers 27) 1.2 km to meters 28) 5.75 m to centimeters Use the metric conversion chart to change to the indicated unit. 29) 7 m to centimeters 30) 4 m to millimeters 31) 96.5 mm to meters 32) 28.3 m to kilometers 33) 0.8 km to centimeters 34) 0.7 km to millimeters (7.3) For Exercises 35–38, determine which unit of metric unit of capacity would be more appropriate for each situation. Choose from mL and L. 35) The amount of gas it takes to fi ll a car’s tank 36) The amount of water used to do dishes in the kitchen sink 37) The amount of milk in a baby bottle 38) The amount of soup in a can Use unit fractions to convert to the indicated unit. 39) 3.25 L to milliliters 40) 4.75 L to milliliters 41) 140 mL to liters 42) 290 mL to liters Use the metric conversion chart to change to the indicated unit. 43) 630 mL to liters 44) 850 mL to liters 45) 2 L to milliliters 46) 9 mL to milliliters Fill in the blank. 47) g 1 kg 48) 1000 mg g For Exercises 49–52, fill in the blank with mg, g, or kg. 49) The tablet contains 200 of ibuprofen. 50) A female elephant can weigh about 3500 . 51) Jada’s backpack weighs 4 . 52) The strawberry weighed 23 . Use unit fractions to convert to the indicated unit. 53) 82 mg to grams 54) 61 mg to grams 55) 13 kg to grams 56) 22 kg to grams 57) 4 1 2 g to milligrams 58) 7.9 g to milligrams 488 CHAPTER 7 Measurement and Conversion www.mhhe.com/messersmith
messersmith_power_basic_college_1e_ch4_7_10
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