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Comparing Ratios
100
In a drawing, there are three circles, four stars, and three triangles. What is the ratio of stars to the total number of shapes.
What is 2/5 or 4/10
100
5 shovels of sand are mixed with 4 shovels of gravel to make cement. What is the number of shovels of gravel needed for 45 shovels of sand.
36 shovels of gravel
100
Are the ratios 14/35 and 20/50 equivalent?
Yes they are. Their common ratio is 2:5.
100
Of the 15 children at the park, 12 children are riding bikes and 3 children are riding scooters. What s the ratio of bikes to children? WRITE 3 WAYS!
12 to 15 12/15 12:15
200
Lil blew up 7 balloons. Kathy blew up 5 balloons. What is the ratio of total balloons to Kathy's balloons?
12 to 5
200
Ari can walk 2 miles in 40 min. What is the amount of time it will take him to walk 4 miles.
80 min.
200
The ratio 7:12 as a fraction and a decimal rounded to the hundredths.
7/12 and 0.58
200
A car can travel 600 miles on 20 gallons of gas. What is the unit rate of miles per gallon for this car?
30 to 1
300
The recipe calls for 2 eggs, 8 cups of flour, 3 teaspoons of oil, and a pinch of salt. What is the ratio of cups of flour to eggs?
8:2 OR 4:1
300

Ivy's Fresh Eggs transports its eggs in crates. It takes 2 trucks to carry 80 crates. What is the number of crates that 8 trucks can carry.

320 crates

300

Cooper received a box of 40 dog treats.  If 30% are peanut butter treats, how many is that? 

12 treats are peanut butter 

300
The ratio of cups of peas to cups of carrots is 3 to 2. Write 3 equivalent ratios.
6 to 4, 12 to 8, 15 to 10
400

Look at the patterns in the ratio table.  Write an equation or rule showing the relationship between hours and dollars. 

Hours       1      2      3       4       5

Dollars     7     14     21     28      35

dollars = hours x 7  or  d = h * 7

hours = dollars / 7  or  h = d/7


400
30 buses can carry 1500 people. What is the number of people that can be carried by 5 buses.
250 people
400

The basketball team purchased 18 pints of Gatorade for their end of season party.  How many gallons did they purchase?  Use the conversion chart from Lesson 21. 

2.25 gallons of Gatorade

400

A recipe uses 2 cups of chopped onions, 6 cups of chopped tomatoes, 1 tablespoon of olive oil, and 3 potatoes. How many cups of tomato are need to triple the recipe? Explain.

18, because 6 X 3 = 18.

500

Complete the ratio table:

Gas(gal)               1         2        5         ?       15

Distance(miles)    22       44       ?       264      ?


5 gallons: 110 miles

12 gallons: 264 miles 

15 gallons: 330 miles 

500

Are the given ratios equal to each other?  Provide evidence for your answer. 

6 cats to 7 dogs

18 cats to 21 dogs

Yes, both parts of the ratio 6:7 are multiplied by 3 to get 18:21.  

Also: The cross products are equal.  6*21 = 7*18; 126 = 126

500

Connor bought a pair of track shoes and saved $15. He used a 25% off coupon.  What was the original price? Use a tape diagram to solve. 

$60

500

In basketball, Katrina makes 12 out of every 20 free throws. Her coach claims that if she tries 42 free throws, she should make 18 of them. Is the coach's claim correct?

No, the coach is not correct.