Basic Ratios
In a class, there are 4 boys for every 5 girls. Represent the ratio of boys to girls in three different ways.
4:5, 4 to 5, and 4/5
Which ratio is equivalent to 8:10?
A. 16:5
B. 32:50
C. 24:40
D. 4:5
D. 4:5
You need 3 sticks of butter for every 24 cookies you make. How many sticks of butter do you need for 16 cookies?
2 sticks of butter
How long will it take Carlos to walk 12 miles if he is walking at a rate of 3 mph?
4 hours
John paid $40 for 8 hamburgers and Sophie paid $42 for 7 hamburgers? Which is the better buy?
$40 for 8 hamburgers
In a fruit bowl, there are 8 bananas, 5 oranges, and 4 apples. What is the ratio of bananas to the total pieces of fruit?
8 to 17
Which is NOT an equivalent ratio to 2/12?
A. 1/6
B. 6/36
C. 10/24
D. 8/48
C. 10/24
A fundraiser packet contains 3 food vouchers and 5 raffle tickets. At this rate, how many raffle tickets would be there be with 12 food vouchers?
**CREATE A DOUBLE NUMBER LINE**
20 raffle tickets
Steve drives 78 miles on 3 gallons of gas. Find the miles per gallon.
26 miles per gallon
One bag of pretzels costs $3.00 and 5 bags of pretzels costs $10.00. Which has the lower unit price and what is the price?
5 bags of pretzels at $10.00
In an orchard, there are 15 apple trees, 21 orange trees, and a cherry tree. What is the ratio of orange trees to apple trees? Simplify.
7:5
John has 6 notebooks, 2 pencils, and 9 rulers in his book bag. What is the ratio of notebooks to rulers?
A. 9:6
B. 2:3
C. 3:2
B. 2:3
Tony can type 180 words in 2 minutes. At this rate, how many words can Tony type in 4 minutes?
**CREATE A DOUBLE NUMBER LINE**
360 words
On a road trip, Addison and his friends see 42 cities in 7 days. At this rate, how many cities would Addison and his friends see in 3 days?
18 cities
Which is the better deal? 9 pencils for $5.40 or 6 pencils for $3.60?
They are the same price
There are 39 gold coins and 15 silver coins in Zack's coin collection. What is the ratio of the total number of coins to silver coins? Is this ratio part-to-part, part-to-whole, or whole-to-part?
54:15, whole-to-part
A family visits 4 museums and 6 beaches while on vacation. What is the ratio of beaches to museums?
A. 18:12
B. 4:6
C. 8:12
D. 12:9
A: 18:12
The ratio of blue notebooks to red notebooks is 5 to 3. Based on the ratio, how many blue notebooks would there be if there were 24 red notebooks?
40 blue notebooks
A tree planter can plant 32 trees in 8 hours. At this rate, how many trees will be planted in 5 hours?
20 trees
It costs $3.75 for 25 oz. of laundry detergent or $8.00 for 50 oz. of laundry detergent. Which is a better buy?
$3.75 for 25 oz.
In a neighborhood, 11 buildings are apartments and 47 buildings are houses. What is the ratio of houses to the total number of buildings? Is this ratio part-to-part, part-to-whole, or whole-to-part?
47:58, part-to-whole
Jenna studies 4 hours for every 5 days and 16 hours for every 20 days. Are these ratios equivalent?
Yes
At a fair, the ratio of males to females was 3:9. If there are 480 total people at the fair, how many males are there?
**CREATE A TAPE DIAGRAM**
120 males
A box of 15 cookies costs $9. What is the price for 1 cookie?
$0.60
Which is the better buy: 2 liters of milk at $3.80 or 1.5 liters of milk at $2.70?
1.5 liters of milk at $2.70