Ratio
This operation compares two numbers in a ratio.
What is division?
This operation is used to solve an unit rate problem.
What is division?
This rule allows us to solve proportions for x or to see if the two ratios are a true proportion.
What is the cross product rule?
In Direct Proportion as one side get bigger the other side gets ___________________.
What is bigger?
Sherry and Linda are running for class president. Sherry got 2 votes for every 6 of Linda. This is the amount of votes Linda got if there were 48 votes.
What is 36?
This number cannot be the value for b in the ratio a/b
What is 0?
18 pencils cost $3.60. This is the cost per pencil.
What is $0.20?
True or False: 3/5 = 27/45.
What is true?
Chris earns $56 for 4 hours of work. This is the amount of money he will earn for 12 hours work.
What is $168?
In a bag of balloons there are 5 blue balloons for every 2 green balloons. The bag holds 63 balloons. This is the amount of blue balloons.
What is 45?
A bowl of candy has 8 blue pieces, 6 red pieces and 9 yellow pieces of candy. Write a ratio comparing blue to the total.
What is 8/23?
There are 375 straws in 15 boxes. This is the number of straws per box.
What is 25?
True or False: 34/51 = 2/3
What is true?
It takes 8 boys 2 hours to clean the yard. This is the number of hours it would take 2 boys to clean the yard.
What is 8 hours?
A bag of oranges and grapefruit has 81 pieces of fruit. There is a ratio of 4 to 5 oranges to grapefruit. This is the number of grapefruits in the bag.
What is 45?
A social studies book has two sections history and civics. The civics section has 325 pages and the history section has 280 pages. Write a ratio that compares the pages in history to total pages.
What is 280/605?
A 20 ounce bottle of ketchup costs $4.80. This is the price for 1 ounce.
What is $0.24?
Solve for x: x/8 = 14/2
What is 56?
Shannon skips rope 360 times in 6 minutes. This is the amount of time it would take her to skip 270 times.
What is 4.5 minutes?
There are 3 boys for every 8 girls in the Middle School. This is the number of girls if there 77 students in the Middle School.
What is 56?
Billy has 600 baseball cards. He has 356 Texas Rangers cards. The rest of the cards are Houston Astro cards. Write a ratio comparing Texas Rangers to Houston Astros.
What is 356:244?
A 16 ounce soda costs $3.04. This amount is the cost for 1 ounce.
What is $0.19?
Solve for x: 4.9/6.3 = 7/x
What is 9?
It takes Sandra 90 minutes to polish the church's silver. This is the total number of people it takes to polish the silver in 30 minutes.
What is 3?
There are 5 comedies to 9 dramas in a DVD library. This is the number of dramas if there are 84 DVDs.
What is 54?