1. MAT 045 Community College of Denver Review for TEST 5
Name: __________________________________________________________ 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 = c
2) 2)8 c = pt
3) 103
4
gal = qt 3)
Convert the units using two or three unit fractions.
4) 4)24 c = qt
5) 5)7 hr = sec
6) 23
4
mi = ft 6)
1

2. Convert the units using unit fractions.
7) 7)31 lb = _____ oz
8) 11
2
Tons = _____ lb 8)
9) 9)0.5 lb = oz
10) 10)240 in. = ft
11) 11)13 yd = ft
12) 12)9.1 mi = ft
13) 13)7 ft = in.
14) 14)480 sec = min
2

3. 15) 15)6 min = sec
16) 16)3 wk = day
Solve the problem.
17) 17)An airplane is cruising at an altitude of 26,400 ft. What is the plane's
altitude in miles?
18) 18)Caroline bought 26 oz of a certain cereal for $1.71. What was the price
per pound of the cereal to the nearest cent?
Convert the units.
19) 19)80 km = m
20) 20)409 mm = cm
21) 21)9.80 m = cm
22) 22)52 mm = m
3

4. 23) 23)49 L = mL
24) 24)248 mL = L
25) 25)77,000 g = kg
26) 26)149 mg = g
Solve the problem.
27) 27)What is the difference in the weights of a bag weighing 300 g and a
suitcase 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 1000
milliliters of water. How many grams of salt would be in 2 liters of the
sea water?
29) 29)A kettle contains 27 liters of soup. The soup is to be evenly distributed
among 50 cans. How many milliliters will be in each can? Round to the
nearest tenth of a milliliter, if necessary.
4

5. Make an approximate conversion as indicated. Round to the nearest tenth. The precise value of
your approximation will depend on the conversion path that you choose.
30) 30)27 km = mi
31) 31)2.5 m = in.
32) 32)174 lb = kg
33) 33)142 g = ____ oz
Solve the problem.
34) 34)What will it cost to buy crown molding to go around a rectangular room
with length 13 ft and width 12 ft? The molding costs $1.02 per linear
foot.
Make an approximate conversion as indicated. Round to the nearest tenth. The precise value of
your approximation will depend on the conversion path that you choose.
35) 35)40 L = gal
36) 36)9.2 qt = ____ L
Make the conversion indicated. Round your result to the nearest tenth.
37) 37)66°F = °C
38) 38)114°C = °F
5

6. Find the perimeter.
39) 39)
16 ft 8 ft
17 ft
Find the area.
40) 40)
46 in.
52 in.
31.5 in.
Find the circle's circumference or area, as requested. Use 3.14 as the approximate value of , and
round your answer to the nearest tenth.
41) 41)Find the circumference.
3 yd
42) 42)Find the area of the circle.
4.7 ft
6