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 Name _____________________________ Date ___________________
Ratios
State whether the ratios are proportional. Write yes or no.
1.
 9 2
,
 45 10

2.
 256 72
,
 224 63

 3 * This is a pre-made sheet.Use the link at the top of the page for a printable page.

Solve each proportion.
4.
 520 112
=
 e 14

5.
 52 t
=
 36 378

6.
 p 51
=
 42 119

Solve each proportion.
7.
 1 6
=
 4 a

8.
 54 94.2
=
 v 204.1

9.
 35 16
=
 w 80

Create a proportion from each set of numbers. Only use 4 numbers from each set of numbers.
 10 84, 72, 77, 66
 11 510, 45, 15, 170, 90

 Key #2
 aKey #2
Complete the unit conversions.
12.   464 ounces to pounds
464 oz lb oz
=    ________  pounds
13.   3 quarts to pints
3 qt pt qt
=    ________  pints

Complete the unit conversions.
 14 10,000 grams to kilograms
 15 35,200 yards to miles
 16 2 days to hours
 17 15 centiliters to milliliters
 18 400 ounces to pounds
 19 7 quarts to cups

 20 12 for \$53.28________ each
 21 an international phone call costs \$12.86 for 43 minutes________ cents per minute

Fill in the missing dimensions. Round your answer to the nearest tenth.
22.   The scale of a map is 1 cm = 15 km
 map: 4.9 cm actual: ________ km

23.   The scale of a map is 3 in = 14.19 mi
 map: ________ in actual: 18.9 mi

 Key #2
 aKey #2
Use a proportion to find the unknown length in the pair of similar figures.
(drawings are not drawn to scale)

24.  length of sides:
 FG  = 70 m GH  = 15 m HE  = 70 m EF  = 15 m

 AB  = 42 m BC  = ________ CD  = 42 m DA  = 196 m
25.  length of sides:
 SR  = ________ RQ  = ________ PT  = 32 ft TS  = 48 ft QP  = 96 ft

 FJ  = 52 ft JI  = 78 ft HG  = 169 ft IH  = 26 ft GF  = 156 ft

Complete.
 26 Alexander has just started his collection of plastic cars and obtained nineteen new plastic cars. Timothy has forty-three old plastic cars. Sean has one hundred twenty-two old plastic cars. If all their collections were combined, what would be the ratio of old plastic cars to new plastic cars? Reduce your answer to a ratio of the form X:1 and round X to the nearest tenth.
 27 Professor Jones counted mammals in a park. She counted four skunks, five rabbits and eight raccoons. What was the rabbit:mammal ratio? 