Jeopardy ratioproportion

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ProportionRatio

You use 2 cups of pretzels to make 6 cups of party mix, what is the ratio of

pretzels to other ingredients?

2:4

2 to 4

2/4

Name two equivalent ratios

for 24 : 8

One larger and one smaller

12 : 4

48 : 16

Find the value that makes the

ratios equal

6 : 12 , 36 : ___

6 : 12 , 36 : _72__

Give the simplest form of the ratio

18 to 12

3 to 2

Write to following ratio in simplest

form

32 : 20 : 8

8 : 5 : 2

Which is a rate?

25 miles per 1 gallon

5 green jelly beans to 2 red jelly beans

20 students to 1 teacher

25 miles per 1 gallon

If you read 66 pages in 2 hours what is your unit

rate?

33 pages an hour

If your heartbeats 210 in 3 minutes what is your unit

rate?

70 heartbeats per minute

Which bagel deal has a better unit rate?

3 for $2.85

5 for $4.00

Give the unit rate for each.

3 for $2.85

.95

5 for $4.00

.80

Which Gatorade is a better price per

ounce?

$1.20 for 24 oz

$1.29 for 32 oz

$1.20 for 24 oz

.05 per oz

$1.29 for 32 oz

.04 per oz

Prove if these ratios form a proportion

4/7 , 14/21

No

4 x 21 = 84

7 x 14 = 98

Prove if these ratios form a proportion

5/15 , 9/27

No

5 x 27 = 135

15 x 9 = 135

5 notebooks cost $7.50 set up and

solve a proportion for 3 notebooks

5 / 7.50 = 3 / x

X = $4.50

Solve for k

K/17 = 20/68

K = 5

3 quarts of milk cost $2.97 set up

and solve a proportion for 7 quarts of milk

3 / 2.97 = 7 / x

X = $6.93

Solve for X

6

5

x

18

15

21

X = 7

Solve for X

x

4 6

9

X = 6

Set up proportion and solve for x

3

x

106

X = 5

Draw a picture to solve the following a tree casts a shadow 33 ft

long you are 4 ft tall and cast a shadow 6 ft how

tall is the tree?

4/6 = x/33

x = 22

Draw a picture to solve the following a tree casts a shadow 18 ft

long and is 12 ft tall a mailbox is 1 ft tall how

long is its shadow?

12/18 = 1/x

x = 1.5

On a map 1 cm is equal to 20 miles, how many miles is

6 cm?

120 miles

On a map 1 cm is equal to 31 miles, how many miles

apart are two cities that measure 5 cm?

155 miles

On a map 1 cm is equal to 8 miles, how many miles

apart are two cities that measure 7 cm?

56 miles

On a map .5 cm is equal to 15 miles, how many miles

apart are two cities that measure 3.5

cm?

105 miles

On a map .75 cm is equal to 10 miles, how many miles

apart are two cities that measure 7.5

cm?

100 miles

Make your wager

Solve the following in lowest terms

(2 ¾ - 1 ½) / 2 1/8

10/17