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 Name _____________________________ Date ___________________
Ratios
Write each ratio in three ways. Write your answer in simplest form.
 1 * This is a pre-made sheet.Use the link at the top of the page for a printable page.
 2 square to triangles
 3 circles to triangle
 4 total to circles
 5 square to total
 6 all figures to triangles

Write each ratio in three ways. Write your answer in simplest form.
 7 17 black marbles, 12 blue marbles, 7 white marbles, and 2 violet marblesratio of violet marbles to all the marbles
 8 17 brown marbles and 2 white marblesratio of white marbles to brown marbles
 9 9 white marbles, 14 violet marbles, and 16 red marblesratio of white marbles to all the marbles
 10 17 black marbles, 12 blue marbles, and 18 white marblesratio of blue marbles to black marbles

Complete each ratio table.
11.
 13 52 20 140 160
12.
 4 12 32 21 147
13.
 10 40 80 19 95
14.
 23 161 24 96 144

 Key #2
 aKey #2
Complete each ratio table.
15.
 132 22 104 13 117
16.
 27 12 18 2 18
17.
 49 21 32 28 4
18.
 28 7 14 133 38

Write five equivalent ratios for each ratio.
 19 7 to 15
 20 2:10
21.
 1013
 22 9:20
 23 18 to 4
24.
 1418
 25 40:18
 26 13 to 17
27.
 123

Write each ratio in simplest form.
 28 28:16
29.
 2050
 30 32 to 26
 31 63:42
32.
 1419
 33 33 to 48
34.
 615
 35 60 to 24
 36 24 to 14
37.
 5015
 38 66:48
 39 56:44
40.
 6960
 41 54:18
 42 4:7

State whether the ratios are proportional. Write yes or no.
43.
 255
=
 51
44.
 203
=
 226
45.
 2432
=
 34
46.
 1013
=
 14
47.
 1830
=
 2135
48.
 147
=
 2114
49.
 2745
=
 35
50.
 2433
=
 3244

 Key #2
 aKey #2
State whether the ratios are proportional. Write yes or no.
51.
 16:40 , 2:5
52.
 13 to 26 , 1 to 2
53.
 24
=
 18
54.
 6 to 7 , 14 to 12
55.
 11 to 8 , 24 to 33
56.
 30:48 , 34:52

Find the missing number.
57.
 15n
=
 13
58.
 n2
=
 31
59.
 48
=
 1n
60.
 50n
=
 103
61.
 2448
=
 20n
62.
 n9
=
 166
63.
 933
=
 12n
64.
 n12
=
 1536

Find the missing number.
65.
 n:10 = 2:1
66.
 9 to 4 = n to 12
67.
 54
=
 20n
68.
 n:2 = 35:10
69.
 10n
=
 1449
70.
 n:11 = 24:44

Create a proportion from each set of numbers.
 71 9, 10, 2, 45
 72 11, 44, 48, 12
 73 2, 7, 12, 42
 74 9, 36, 32, 8
 75 8, 20, 4, 40
 76 42, 4, 4, 42

 Key #2
 aKey #2
Create a proportion from each set of numbers.  Only use 4 numbers from each set of numbers.
 77 46, 1, 9, 36, 4
 78 7, 49, 7, 1, 13
 79 48, 41, 11, 12, 44
 80 3, 2, 4, 32, 6
 81 44, 20, 30, 32, 48
 82 35, 21, 15, 36, 49

Create a proportion from each set of numbers.  Only use 4 numbers from each set of numbers.
 83 12, 3, 13, 10, 60, 40
 84 5, 12, 18, 2, 25, 45
 85 48, 7, 12, 8, 28, 5
 86 46, 54, 39, 1, 2, 23
 87 21, 35, 53, 50, 24, 40
 88 14, 8, 32, 40, 21, 12

Fill in the blank.
 89 452 miles in 1 hour  =  ______   miles in 5 hours
 90 120 seats in 8 rows  =  ______   seats in 4 rows
 91 660 pages in 6 days  =  ______   pages in 2 days
 92 12 calls in 3 hours  =  ______   calls in 12 hours
 93 261 meters in 3 seconds  =  ______   meters in 6 seconds
 94 560 pages in 10 days  =  ______   pages in 2 days

Find the unit rate.
 95 66 seats in 6 rows
 96 160 miles in 4 hours
 97 48 calls in 12 hours
 98 64 meters in 1 second
 99 276 pages in 2 days
 100 174 seats in 6 rows

 Key #2
 aKey #2
Fill in the blank.
 101 684 pages in 6 days  =  ______   pages in 4 days
 102 40 calls in 8 hours  =  ______   calls in 9 hours
 103 153 meters in 3 seconds  =  ______   meters in 10 seconds
 104 5,489 miles in 11 hours  =  ______   miles in 5 hours
 105 48 seats in 4 rows  =  ______   seats in 3 rows
 106 320 meters in 8 seconds  =  ______   meters in 5 seconds

107.
 4 DVDs for \$60 8 DVDs for \$88
108.
 \$336 for 21 calendars \$22 for 2 calendars
109.
 \$70 for 7 calculators \$450 for 30 calculators
110.
 27 calendars for \$324 23 calendars for \$322
111.
 \$196 for 28 staplers \$297 for 33 staplers
112.
 11 staplers for \$165 35 staplers for \$595
113.
 24 liters for \$12.48 6 liters for \$4.14
114.
 \$24.36 for 12 pounds \$39.78 for 18 pounds

Use a proportion to find the unknown length in the pair of similar figures.
(drawings are not drawn to scale)

115.
length of sides:
 ED  = 22 yd FD  = 18 yd FE  = ________

 GI  = 11 yd GH  = 9 yd IH  = 2 yd
116.
length of sides:
 KJ  = 42 ft JI  = 21 ft IL  = 84 ft LK  = ________

 PM  = 78 ft MN  = 39 ft OP  = 182 ft NO  = 156 ft

Complete each ratio table.
117.
 5 20 25 35 11
118.
 23 22 44 88 110
119.
 11 99 9 27 36
120.
 9 45 54 25 225