Modeling Ratios
Draw a model for the ratio 2:3
.. 000
Write 1 equivalent fraction to 4:3
8:6
12:9
x:2 = 4:8
x=1
Use a unit rate or cross multiplication to solve for x
16 X
__ = ___
32 8
x= 4
Multiply
237 X 34
8,058
00000 *** is the model. What is the ratio?
5:3
Simplify the ratio 14:21
2:3
Solve for x
5:25 = x:100
X= 20
Use a unit rate or cross multiplication to solve for X
40 = 45
__ __
8 X
x=9
Multiply
124 X 59
7,316
Jenny is making cookies. She uses 4 cups of flour & 3 cups of sugar in her recipe. What is the ratio of flour to sugar? Draw a model.
4:3 0000 ***
Jessa made fruit punch by mixing 2 pints of orange juice with 5 pints of pineapple juice. To make more punch, she needs to mix orange juice and pineapple juice in the same ratio. Write three equivalent ratios for 2:5
4:10
6:15
8:20
Set up your problem, and solve for the unknown value
Laura bought 3 raffle tickets for $5. How many tickets could she buy for $15?
9 tickets
Set up your problem and solve for the unknown value
Pearl earns $120 for mowing 2 lawns. How much would Pearl earn for mowing 8 lawns?
$480
Add
1 2
__ + __
3 6
2/3
Miranda is making gift bags for her 2 friends. She puts 6 stickers and 5 candies in each bag. Draw a model to show this ratio.
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Complete a table (up to X5) to show the equivalent ratios of 3:4
6:8
9:12
12:16
15:20
Set up your problem and solve for the unknown value.
Sophia drives 30 miles in 6 hours (she's a very slow driver lol). How many hours will it take her to drive 180 miles?
36 hours
If it takes builders 12 weeks to build 6 floors of a building. How many floors can they build in 17 weeks?
8.5 floors
Divide
1 3
__ / __
7 4
4/21
Daniel is baking a cake for Brandon's birthday. He is using 3 cups of butter, and 2 cups of frosting. If Daniel needs to triple his recipe, because Naomi is coming to the party too, how much of each ingredient will Daniel need? Draw a model.
9 cups butter, 6 cups frosting.
000000000 ******
Kingston places 6 photos on each page in a photo album. Find the rate that gives the number of photos on 4 pages using a chart.
24 photos
If Trace runs a 100 meter dash in 12.45 seconds, how long will it take him to run 400 meters?
49.8 seconds
Miss Melanson can grade 3 papers in 22 minutes. About how many papers could Miss Melanson grade on her 4.5 hour long flight to Pittsburgh?
36.8 papers (About 37 papers)
Divide
1 and one seventh / 2 and 2 fifths
10/21