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1 Math 081 Chapter 07 Practice Name SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. 18) gal to quarts Convert as indicated. 1) 72 in. to feet 19) 10 qt to gallons 2) 9.3 mi to feet 20) 8 c to pints 3) 75 ft to yards 21) pt to cups 4) 42,240 ft to miles 5) 5 ft to inches 22) pt to cups 6) 28 yd to feet 23) qt to pints 7) 26 ft to yards 24) 66 fl oz to pints 8) 594 in. to yards 9) 5280 yd to miles 25) pt to fluid ounces 10) 150 in. to feet (Write your answer as a decimal.) 11) 16,000 lb to tons 12) 4500 lb to tons 13) 832 oz to pounds 26) 8 pt to gallons 27) 6 3 qt to cups 4 28) 192 fl oz to quarts 29) 26 c to gallons 14) 20 oz to pounds 30) gal to fluid ounces 15) 37 tons to pounds 16) 7.1 tons to pounds Convert the measurement as indicated. 17) 320 fl oz to cups 31) 4 qt to cups 32) 3 5 gal to pints 8 33) 24 1 qt to cups 4 1

2 34) 35 c to quarts 50) 2 7 oz to pounds 35) 5 qt to fluid ounces 51) 22 lb 5 oz to ounces 36) gal to cups 52) 161 oz to lb oz 37) 224 fl oz to gallons 38) 16 gal 3 qt to quarts Convert as indicated. If necessary, round to two decimal places. 53) 50.3 inches to centimeters 39) ) 1 9 pint to quarts cup to quarts 54) 41 miles to kilometers 55) 88 kilometers to miles 56) 54.1 meters to feet 41) 63 qt = gal qt 57) 600 grams to ounces 42) 55 pt = gal qt pt 58) 3 ounces to grams Solve. Remember to insert units when writing your answer. 43) A container holds 9 1 quarts of liquid. How 2 many fluid ounces is this? 44) A recipe calls for 35 fluid ounces of water. How many cups is this? 59) 67 kilograms to pounds 60) 69 pounds to kilograms 61) 14.5 liters to gallons 62) 17 liters to quarts 45) A recipe calls for fluid ounces is this? cups of water. How many 63) 498 milliliters to fluid ounces 64) 48 yards to meters Convert as indicated. 46) 8 3 lb to ounces 4 47) 9.25 lb to ounces 65) 23.3 meters to yards 66) 61 quarts to liters 67) 17.9 gallons to liters 48) 3218 lb to the nearest tenth of a ton, if necessary 49) 91 oz to the nearest tenth of a pound, if necessary Solve. 68) A painting in a museum is 120 centimeters wide. Convert this width to inches. Round answer to the nearest hundredth, if necessary. 2

3 69) The speed limit is 50 kilometers per hour. Convert this to miles per hour. Round answer to the nearest hundredth, if necessary. 80) A plane is cruising at 817 kilometers per hour. Convert this to miles per hour. Round to the nearest whole number. 70) A particular vitamin comes in 450 milligram tablets. Convert this to ounces. Round answer to the nearest thousandth, if necessary. 81) A redwood tree is meters tall. Convert this to feet. Round to the nearest hundredth of a foot. 71) You find two sizes of tomato sauce at the store. One is 26 fluid ounces and the other is 750 milliliters. Which is larger? 72) A child measures 111 centimeters. Convert this to feet and inches. Round answer to the nearest inch, if necessary. 73) One package of ground beef weighs 1.25 pounds, while another weighs 2.5 pounds. Find the difference between these two packages in grams. Round to the nearest hundredth, if necessary. 74) The distance between two cities is 353 kilometers. Convert this to miles. Round answer to the nearest hundredth, if necessary. 75) A doctor orders a dosage of 15 ml of medicine every 6 hours for 10 days. How many fluid ounces of medicine should be purchased? Round up to the next whole fluid ounce. Convert as indicated. If necessary, round to two decimal places. 76) Paul is 6 feet 4 inches tall. Convert this height to centimeters. Round to the nearest tenth of a centimeter. Solve. 82) A real estate agent has a rectangular lot available that measures 40 meters by 30 meters. Find its area in square feet. Round to the nearest hundredth, if necessary. Body surface area (BSA) is often used to calculate dosages for some drugs. BSA is calculated in square meters using a person's weight and height. BSA = (weight in kg) (height in cm) ) Calculate the BSA for an adult whose height is 165 cm and weight is 91 kg. Round to the nearest hundredth, if necessary. 84) Calculate the BSA for an adult whose height is 68 in. and weight is 166 lb. Round to the nearest hundredth, if necessary. 85) Suppose an adult whose height is 72 in. and weight is 70 kg is to receive a drug that has a recommended dosage range of mg per square meter. Find the dosage range for this adult. Round to the nearest hundredth, if necessary. Fill in the blank. 86) A liter has a quart. 77) A stone is a unit in the British customary system. Paul weighs 80 kilograms. Convert this weight to stones and pounds. Round to the nearest pound. Use this conversion: 1 stone = 14 pounds. 78) A punch recipe calls for 9 gallons of juice. How many liters is that? Round to the nearest tenth of a liter. 79) At birth, Lisa weighed 6 pounds 4 ounces. How many grams is that? Round to the nearest gram. 87) A foot is a meter. 88) A yard is a meter. 89) A kilogram weighs a pound. 90) A gallon has a liter. 91) An ounce weighs a gram. 92) A centimeter is an inch. 3

4 MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Without actually converting, choose the most reasonable answer. 93) A dinner plate has a diameter of about. A) 26 g B) 26 m C)26 cm D) 26 km 94) A two-car garage is about wide. A) 80 m B) 8000 m C)800 m D) 8 m 95) A baby bottle has a capacity of about. A) 25 ml B) 2.5 L C)250 ml D) 25 L 96) A 55-gal drum has a capacity of about. A) 208 ml B) 20.8 L C)208 L D) 20.8 ml 97) The weight of an average woman is about. A) 60 kg B) 600 kg C)6 kg D) 0.6 kg 98) The weight of a vitamin is about. A) 20 kg B) 200 g C)2 kg D) 200 kg 99) Sam aims to drink about 50 fluid ounces of water per day which is about. A) 150 ml B) 150 L C)1.5 L D) 15 L 102) 7 C to degrees Fahrenheit 103) 90.2 C to degrees Fahrenheit 104) A weather forecaster has predicted a high temperature of 34 C for tomorrow. Find this temperature in degrees Fahrenheit. 105) The temperature recorded on a thermometer was 39 C. Find the corresponding temperature in degrees Fahrenheit. 106) In a European cookbook, a recipe requires a mixture for candy to be heated to 150 C, but the cook only has access to a Fahrenheit thermometer. Find the temperature in degrees Fahrenheit that should be used for making this candy. 107) Water boils at 100 C. Find this temperature in degrees Fahrenheit. 108) Gold is a metal with a melting point of 1064 C. Find this temperature in degrees Fahrenheit. 109) Phosphorous is a non-metallic element which ignites spontaneously when exposed to air. Phosphorous has a melting point of 44.1 C. Find this temperature in degrees Fahrenheit. 110) 689 F to degrees Celsius 111) 96 F to degrees Celsius 112) F to degrees Celsius 100) A plant is 19 inches tall which is about. A) 0.5 m B) 5 m C)500 cm D) 5 cm SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. Convert as indicated. Round to the nearest tenth of a degree, if necessary. 101) 160 C to degrees Fahrenheit 113) Mario is planning what to wear on a hiking trip tomorrow. A weather forecast predicts a high temperature of 89 F in the area which he will be visiting. Find this temperature in degrees Celsius. 114) Sam is running a fever of F. Find this temperature as it would be shown on a Celsius thermometer. 4

5 115) At a particular business it is required that the temperature be kept at 67 F, but the thermostat is calibrated in degrees Celsius. Find the temperature to be set. 116) For the production of a special product a substance must be heated to 490 F. Find this temperature in degrees Celsius. 117) Water boils at 212 F. Find this temperature in degrees Celsius. 118) Mercury is the only common metal which exists as a liquid at room temperature. It has a boiling point of 674 F. Find this temperature in degrees Celsius. 119) The planet Mercury is the closest planet to the sun. It has periods of daylight and night of 90 earth days each. Daylight temperatures can reach as high as 800 F. Find this temperature in degrees Celsius. 120) The highest temperature ever recorded in Alaska was in 1915 when the temperature hit 100 F. Find this temperature in degrees Celsius. 121) The highest temperature ever recorded in Colorado was 118 F. This temperature was recorded in Find this temperature in degrees Celsius. 5

6 Answer Key Testname: CH07PRACTICE 1) 6 ft 2) 49,104 ft 3) 25 yd 4) 8 mi 5) 60 in. 6) 84 ft 7) yd 8) yd 9) 3 mi 10) 12.5 ft 11) 8 tons 12) tons 13) 52 lb 14) lb 15) 74,000 lb 16) 14,200 lb 17) 40 c 18) 27 qt 19) gal 20) 4 pt 21) 3 c 22) 15 c 23) 39 pt 24) pt 25) 20 fl oz 26) 1 gal 27) 27 c 28) 6 qt 29) gal 30) 704 fl oz 31) 16 c 32) 29 pt 33) 97 c 34) qt 35) 160 fl oz 36) 98 c 37) gal 38) 67 qt 6

7 Answer Key Testname: CH07PRACTICE 39) 1 14 qt 40) 1 36 qt 41) 15 gal 3 qt 42) 6 gal 3 qt 1 pt 43) 304 fl oz 44) c 45) 46 fl oz 46) 140 oz 47) 148 oz 48) 1.6 tons 49) 5.7 lb 50) 1 56 lb 51) 357 oz 52) 10 lb 1 oz 53) cm 54) km 55) mi 56) ft 57) 24 oz 58) g 59) lb 60) kg 61) 3.77 gal 62) qt 63) fl oz 64) m 65) 25.4 yd 66) L 67) L 68) in. 69) 31 mi per hr 70) oz 71) 26 fl oz 72) 3 ft 8 in. 73) 562.5g 74) mi 75) 21 fl oz 76) cm 77) 12 stone 8 lb 78) 34.1 L 79) 2835 g 80) 507 mph 81) ft 82) 12, sq. ft 83) 2.04 sq. m 7

8 Answer Key Testname: CH07PRACTICE 84) 1.89 sq. m 85) mg mg 86) greater capacity than 87) shorter than 88) shorter than 89) greater than 90) greater capacity than 91) greater than 92) shorter than 93) C 94) D 95) C 96) C 97) A 98) B 99) C 100) A 101) 320 F 102) 44.6 F 103) F 104) 93.2 F 105) F 106) 302 F 107) 212 F 108) F 109) F 110) 365 C 111) 35.6 C 112) 45.9 C 113) 31.7 C 114) 39.2 C 115) 19.4 C 116) C 117) 100 C 118) C 119) C 120) 37.8 C 121) 47.8 C 8

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