Ratios
Unit Rate
Proportional or Not?
Solving Proportions
Word Problems
100
There are 6 girls and 9 boys in the class. Write the ratio of girls to boys in simplest terms
2/3 or 2:3 or 2 to 3
100
If Mimi drives 50 miles in 2 hours, what is her rate (speed per hour)?
What is 25 miles per hour
100
2/3 and 4/6
Yes, proportional
100
Solve for x. x/6 = 6/9
What is 4
100
Anna earns $12 in 3 hours. How much does she make in 5 hours?
What is $20
200
There are 8 limes and 12 lemons in the fruit bowl. Write the ratio of lemons to limes in simplest terms
3/2 or 3:2 or 3 to 2
200
If James types 120 words per 3 minutes, what is his rate of typing?
What is 40 words per minute
200
Are 1/6 and 2/7 proportional?
Not Proportional
200
Solve for x. x/2 = 9/6
What is 3
200
Ramon gets 10 points in 4 games. How many does he get in 6 games?
What is 15 points
300
There are 7 trumpets, 8 flutes, and 9 trombones in the band. Write as a ratio the number of trumpets to the entire band
7/24 or 7:24 or 7 to 24
300
If 10 bags of Hot Cheetos cost $3.50, then how much does 1 cost?
What is $0.35
300
Are 6/8 and 9/12 proportional?
Yes proportional
300
Solve for x. x/6 = 8/12
What is 4
300
Henry reads 8 pages in 6 minutes, then he reads 4 pages in how many minutes?
What is 3 minutes
400
How is a ratio different than a rate
A ratio does not have units
400
Which is the better deal $20 for 5 t-shirts or $24 for 8 t-shirts
What is $24 for 8 t-shirts (rate of $3 per shirt)
400
Are 5/10 and 4/8 proportional?
Yes proportional
400
Solve for x. 6/10 = 18/x
What is 30
400
Julia texts 60 words in 4 minutes, then she texts 45 words in how many minutes?
What is 3 minutes
500
What operation are we performing when we write a ratio?
Dividing
500
What is a unit rate?
a ratio where the bottom number is a 1
500
12/20 and 3/10
Not proportional
500
Solve for x. 3/8 = 15/x
What is 40.
500
Marge can make 10 t-shirts in 2 hours and 30 minutes. How long would it take her to make 8 t-shirts?
2 hours
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