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# Mat 045 test 5 review

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### Mat 045 test 5 review

1. 1. MAT 045 Community College of Denver Review for TEST 5Name: __________________________________________________________ Date: __________________Instructor: _______________________________________________________ Section: ________________Please show all work in the space provided. You may use a calculator but you still need to show work.Convert the units using unit fractions.1) 1)216 fl oz = c2) 2)8 c = pt3) 1034gal = qt 3)Convert the units using two or three unit fractions.4) 4)24 c = qt5) 5)7 hr = sec6) 234mi = ft 6)1
2. 2. Convert the units using unit fractions.7) 7)31 lb = _____ oz8) 112Tons = _____ lb 8)9) 9)0.5 lb = oz10) 10)240 in. = ft11) 11)13 yd = ft12) 12)9.1 mi = ft13) 13)7 ft = in.14) 14)480 sec = min2
3. 3. 15) 15)6 min = sec16) 16)3 wk = daySolve the problem.17) 17)An airplane is cruising at an altitude of 26,400 ft. What is the planesaltitude in miles?18) 18)Caroline bought 26 oz of a certain cereal for \$1.71. What was the priceper pound of the cereal to the nearest cent?Convert the units.19) 19)80 km = m20) 20)409 mm = cm21) 21)9.80 m = cm22) 22)52 mm = m3
4. 4. 23) 23)49 L = mL24) 24)248 mL = L25) 25)77,000 g = kg26) 26)149 mg = gSolve the problem.27) 27)What is the difference in the weights of a bag weighing 300 g and asuitcase weighing 13 kg? Express your answer in kg.28) 28)In a certain tidal basin, the sea water contains 3.8 grams of salt per 1000milliliters of water. How many grams of salt would be in 2 liters of thesea water?29) 29)A kettle contains 27 liters of soup. The soup is to be evenly distributedamong 50 cans. How many milliliters will be in each can? Round to thenearest tenth of a milliliter, if necessary.4
5. 5. Make an approximate conversion as indicated. Round to the nearest tenth. The precise value ofyour approximation will depend on the conversion path that you choose.30) 30)27 km = mi31) 31)2.5 m = in.32) 32)174 lb = kg33) 33)142 g = ____ ozSolve the problem.34) 34)What will it cost to buy crown molding to go around a rectangular roomwith length 13 ft and width 12 ft? The molding costs \$1.02 per linearfoot.Make an approximate conversion as indicated. Round to the nearest tenth. The precise value ofyour approximation will depend on the conversion path that you choose.35) 35)40 L = gal36) 36)9.2 qt = ____ LMake the conversion indicated. Round your result to the nearest tenth.37) 37)66°F = °C38) 38)114°C = °F5
6. 6. Find the perimeter.39) 39)16 ft 8 ft17 ftFind the area.40) 40)46 in.52 in.31.5 in.Find the circles circumference or area, as requested. Use 3.14 as the approximate value of , andround your answer to the nearest tenth.41) 41)Find the circumference.3 yd42) 42)Find the area of the circle.4.7 ft6