Are these Equivalent Ratios?
Are these two ratios equivalent?
5:10
20:40
Yes! CoP is 2
What is the CoP in this equivalent ratio relationship?
5:15
8:24
10:30
Cop is 3!
4:5
8:?
10
A recipe calls for 2 cups of flour and 3 cups of sugar. If you want to make a bigger batch using 6 cups of flour, how many cups of sugar do you need?
9 cups of sugar.
A mixture of paint includes 3 parts blue and 12 parts white. How much white is required for 1 part blue?
4 parts white
Choose the ratios that are equivalent to 5:2
10:4
15:8
20:8
25:10
10:4
20:8
25:10
What is the CoP in this Equivalent Ratio relationship?
3:24
4:32
CoP is 8
4:20
6:30
12:?
CoP is 5
12:60
A recipe calls for 10 cups of flour and 2 cups of sugar. I want to make HALF of this recipe. How much flour and sugar do I need?
5 cups of flour and 1 cup of sugar
Sarah can type 180 words in 4 minutes. What is her typing speed in words per minute?
45 words per minute
Are these equivalent ratios?
3 cups of brownie mix : 2 cups of water
9 cups of brownie mix : 5 cups of water
No!
What is the CoP?
2:5
3:7.5
6:15
CoP is 2.5
4:6
16:?
16:24
4.5 cups of rice check
1 cup of powder sugar
1/4 cup of chocolate
1/2 cup of peanut butter
Marcus ran 2.5 miles in 20 minutes. How long does it take him to run 1 mile?
8 minutes
Are these equivalent ratios?
2 cup of blue paint : 6.5 cups of yellow paint
7 cups of blue paint : 22.75 cups of yellow paint
Yes! CoP is 3.25
What is the CoP?
3:19.5
6:39
CoP is 6.5
6:9
17:?
CoP is 1.5
17:25.5
Marcus ran 2.5 miles in 20 minutes. At this rate, how long would it take him to run 6 miles?
48 minutes
A grocery store sells 3 pounds of apples for $4.50. Another store sells 5 pounds of apples for $7.00. Give me a unit rate for each store.
Answer #1: Store #1 sells 1 pound of apples for $1.50 and store #2 sells 1 pound of apples for $1.40.
Answer #2: Store #1 sells 2/3 of an apple for $1 and store #2 sells 0.71 apples for $1.
Are these equivalent ratios?
105:569.4
855:4813.65
No!
What is the CoP?
7:30.8
15:66
CoP is 4.4
12:3
?:5
CoP is 0.25 OR 4 (other direction)
20:5
Car A travels 240 miles on 8 gallons of gas. Car B travels 300 miles on 12 gallons of gas. If both cars need to travel 450 miles, how much gas will each use?
Car A: 15 gallons
Car B: 18 gallons
Recipe A makes 12 cookies using 2.5 cups of flour. Recipe B makes 18 cookies using 3.5 cups of flour. Which recipe uses more flour per cookie?
Recipe A needs 0.21 cups of flour per cookie. Recipe B needs 0.19 cups of flour per cookie. Recipe A uses more flour.