Ratios
In a drawing, there are three circles, four stars, and three triangles. What is the ratio of stars to the total number of shapes.
2/5 or 4/10
Write 3 equivalent ratios for 2/3
4/6, 6/9, 8/12
The Sparkling House Cleaning Company has cleaned 28 houses this week. If this number represents 40% of the total number of houses the company is contracted to clean, how many total houses will the company clean by the end of the week?
70 houses
Christina biked 36 miles in 6 hours. If she biked at a constant speed, how many miles did she ride in one hour?
6 mi/hr
George read 126 pages of a book in 18 minutes. How many pages did he read in 1 minute?
7 pages per minute
There are 75 mice in a cage. The ratio of pink mice to black mice is 2:3. How many black mice are in the cage?
45 mice
There are 35 boys in the sixth grade. The number of girls in the sixth grade is 49. What is the value of boys to girls?
5/7
The ratio 7:12 as a fraction and a decimal rounded to the hundredths, and a percent.
7/12, 0.58, 58%
Ari can walk 2 miles in 40 min. What is the amount of time it will take him to walk 4 miles.
80 min.
The science materials cost $65.70 to do the experiment. If 9 students participated in the experiment, what was the unit cost per student?
$7.30
There are 40 rabbits in a cage. The ratio of white rabbits to grey rabbits is 3:7. How many white rabbits are in the cage?
12 white rabbits
For 1 batch of cookies I need 4 cups of milk and 7 eggs. What's the ratio of milk to eggs for 9 batches of cookies
36/63
In the workbench drawer, the ratio of hex bolts to all bolts is 0.06. Write the ratio as a fraction in simplest form.
3/50
30 buses can carry 1500 people. What is the number of people that can be carried by 5 buses.
250 people
The toys cost $69.95 for 5 models. What is the unit rate for each model toy?
$13.99 per model toy
Ms. Johnson and Ms. Siple were folding report cards to send home to parents. The ratio of the number of report cards Ms. Johnson folded to the number of report cards Ms. Siple folded is 2:3. At the end of the day, Ms. Johnson and Ms. Siple folded a total of 300 report cards. How many did each person fold?
Ms. Johnson folded 120 report cards
Ms. Siple folded 180 report cards
What is the value of 42/45
14/15
Rose spent $2.00 for 20 pieces of gum. Joe spent $1.50 for 10 pieces of gum. Who got the better deal and why?
Rose got the better deal. She got one piece for $0.10 & Joe spent $0.15 for one piece.
Larry can type 225 words in 3 minutes. How many words can he type in 10 minutes?
750 words
A factory can produce mousetraps at a rate of 1500 traps in 3 hours. What is the unit rate per hour?
500 traps per hour
When Carla looked out at the school parking lot, she noticed that for every 2 minivans, there were 5 other types of vehicles. If there are 161 vehicles in the parking lot, how many of them are not minivans?
115 of the vehicles are not minivans.
Shanni and Mel are using ribbon to decorate a project in their art class. The ratio of the length of Shanni’s ribbon to the length of Mel’s ribbon is 7:3. Draw a tape diagram to represent how much Shanni used if Mel used 54 inches.
In a recent student government election, the ratio of students who voted for the winner to all the students who voted was 0.55. The number of students who voted was 60. How many votes did the winner get?
33 students voted for the winner
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
Hillary earned $45 babysitting. If she babysat for 6 hours, what was her rate per hour?
$7.50 per hour