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Vocabulary
Proportions
Percent
Ratio
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100
Definition of a ratio.

What is the quantitative relation between two amounts showing the number of times one value contains or is contained within the other?

100
3/4=x/100.
What is x=75
100
The percent of boys of all students


boys:7

Girls:13

What is 35%
100
4 dogs : 2 cats
For every 2 dogs there is a cat
100

6 oranges for every $12. What is the unit rate?





















What is $2 every orange?
200
Definition of a proportion.
What is an equation that states that two ratios are equivalent?
200
5/2=x/36
What is x=90?
200
Percent of green apples


10 green apples

10 red apples

10 yellow apples

What is 33.333%
200
99 boys to 69 girls 
What is 33 boys to every 23 girls
200
5/x= 10/2. Solve.
What is x=1?
300
Definition of a rate.
What is a comparison of two quantities that have different units?
300
2/26=x/52
What is x=4?
300
The percent of yellow


15 yellow

10 red

What is 60%?
300
27 pink cars to 180 blue cars
3 pink cars to every 20 blue cars
300
Sally runs 1 miles every 20 minutes. How many miles does she run in 50 minutes?
What is 2.5 miles?
400
Definition of similar.
What is figures with the same shape but not necessarily the same size?
400
99/100=x/1000
What is x=990?
400
Percent of blue marbles 


37 blue

22 red

50 marbles in all

What is 74%?
400
144 tomatoes to 6 beluga whales
24 tomatoes per beluga whale
400
Allison is 18 inches. Allison's weight in comparison to her dad's height is 1:4. What is Allison dad's height?
What is 6 feet?
500
Definition of rate of interest.
What is the percent charged or earned on an amount of money?
500
21/7=x/21
What is x=63?
500
Percent of purple and yellow watermelons


32 purple and yellow

87 red and green

What is 37%?
500
999 guacamole orders to 9 lemon orders
111 guacamole order to 1 lemon order
500
Zach and Mary have 226 kids


 The simplified proportion of boys to all  

there are 119 girls

what is 107:226?