Ratios
Model the ratio of 1 apple for every 2 oranges with a total of 9 fruit.
apple orange orange
apple orange orange
apple orange orange
Julia downloaded a 22 MB file in 5 seconds on her tablet. Later she downloaded a 30 MB file on her smart phone in 6 seconds. Are these rates equivalent?
No, not equivalent.
The first file has a rate of 4.4MB per second. (22 divided by 5 equals 4.4) The second file has a rate of 5MB per second. (30 divided by 6 equals 5). Because these are two different rates, they are not equivalent.
True or False:
4ft = 42 in
False
Ms. Heiden ran 30 miles in 2 hours. Write this rate as a unit rate.
15 miles per hour
Create the ordered pairs for the following relationship to be able to plot on a graph.
Ms. Rodriguez is forming a photography club. For every 2 months since the club was formed, 3 members join the club. Graph points on the coordinate plane to represent the number of members after 2, 4, 6, and 8 months.
(2 , 3)
(4 , 6)
(6 , 9)
(8 , 12)
What is the ratio of pencils to paper? (simplest form)
Books : 16
Pencils : 12
Pens : 8
Paper : 20
3/5
A red panda can run 44 meters in 4 seconds. At this rate, how far could a brown bear run in 20 seconds?
220 meters
True or False:
80oz = 5lbs
True
Gregory rode his hoverboard 2 miles in 30 minutes. At this rate, how far would he ride in 45 minutes?
3 miles
In Ms. Zerbinos's homeroom, 4 out of 7 students have a sibling. There are 28 students in her homeroom. Which of the following shows how equivalent fractions could be used to find the number of students that have a sibling?
A) 4/28 = ?/7
B) 4/7 = 28/?
C) 4/7 = ?/28
D) 4/7 = ? x 28
C) 4/7 = ?/28
Today in Mrs. Garcia's office, there were 15 girls and 10 boys seen by the principal. Fill in the blanks to describe the ratio relationship. (simplest form)
For every _ girls, there were _ boys seen by the principal.
3:2
True or False:
5 c = 80fl oz
false
A store sells a package of 50 paper plates for $2.50 and a package of 80 paper plates for $4.00. Which of the following statements is correct?
A) The unit prices are the same.
B) The package of 50 paper plates has the lower unit price.
C) The package of 80 paper plates has the lower unit price.
D) The package of 50 paper plates has the higher unit price.
The Unit prices are the same.
Match each students to an equivalent tying rate. Options: 135 words in 3 minutes, 30 words in 1 minute, or 200 words in 5 minutes.
Sondra : 60 words in 2 minutes
Horatio: 120 words in 3 minutes
James: 225 in 5 minutes
Sondra = 30 words per minute
Horatio = 200 words in 5 minutes
James = 135 words in 3 minutes
At Still Bay Middle School, 3 out of 5 teachers have earned their masters degrees. If there are 30 teachers at the school, how many of them have earned their masters degrees?
18 teachers have masters degrees
Kyle biked a total of 6 miles making 4 trips to school. Which of the following ratios is equivalent to Kyle's rate?
A)1.5 miles per trip
B)2.8 miles per trip
C)3 miles per trip
D)3 trips per mile
1. 5 Miles per trip
How many pints are in 5 gallons?
Hint: 2 pints in 1 quart
4 quarts in 1 gallon
40 pints
Shiu is comparing the amount of carbohydrates in different types of bread at the supermarket. The white bread has 24 grams of carbohydrates for every 2 slices. The amount of carbohydrates in two other types of bread are shown in the table and graph.
Which type of bread has the greatest ratio of carbohydrates to slices?
white
At the gym, Trey spends 20 minutes doing resistance training for every 15 minutes spent doing cardio exercises. Alyssa spends 15 minutes on resistance for every 12 minutes on cardio.
When both people spend 60 minutes on cardio____ spends more time on resistance training. This means that ____ has a greater ratio of resistance to cardio.
Hint: complete the ratio tables for each person.
Trey
Ben wants to buy a new model helicopter that costs $120. To earn money, he can either do yardwork for his neighbor or babysit his nephews. He earns $20 for 2 hours of yardwork and he earns $36 for 3 hours of babysitting. How much longer will it take him to earn the money if he only does yardwork for his neighbor?
2 hours
Fran ordered 1,500 pounds of rock for a landscaping project. How many tons of rock did she order?
3/4 T
Craig bought 4.5 packages of rice for $29.25. What is the unit price of the rice?
$6.50 per pound
Caleb surveyed 25 students from his school about whether or not they favor the new school dress code. 20 students said yes they were in favor, and 5 said no.
There are 200 students in the school. Based on Caleb's survey, predict how many of them would favor the new school dress code.
160 students