Ratios
An animal shelter has 12 kittens out of out of 36 animals. What is the ratio written as a fraction in simplest form?
1:3
What will the denominator always be when we are finding the unit rate or unit price?
1
There are 50 petals on 10 orange blossoms. Each orange blossom has the same number of petals. Find the number of petals on one orange blossom.
5 petals
Determine if the rates 20 rolls for $5 and 48 rolls for $12 are equivalent. Explain your reasoning.
yes; both are $5 per roll
A factory produces 6 motorcycles in 9 hours. Find how many hours it takes to produce 16 motorcycles at this rate.
24 hours
A putt-putt course has 50 yellow golf balls, 35 red golf balls, 65 blue golf balls, and 60 green golf balls. What is the ratio of yellow golf balls to blue golf balls in simplest form?
10:13
Six oranges cost $5.34. How much does 1 orange cost?
$0.89 per orange
Zander read 30 pages of his book in 10 minutes. If he continues at this rate, how long will it take him to read 45 pages?
15 minutes
Marcia made 10 bracelets for 5 friends. Jen made 12 bracelets for 4 friends. Are these rates equivalent? Explain your reasoning?
Sara can type 90 words in 4 minutes. About how many words would you expect her to type in 10 minutes at this rate?
225 words
Rod has 10 rosebushes, 2 of which produce yellow roses. Write the ratio 2 yellow rosebushes out of 10 rosebushes in simplest form.
1/5
Mariah has 48 flowers in 12 vases. She put the same number of flowers in each vase. How many flowers are in 1 vase?
4 flowers
Coco used 114 yards of fabric to make 4 dresses. Find how many yards she will need to make 8 dresses.
228 yards of fabric
You can buy 3 medium pizzas at The Pizza Place for $18 or 5 medium pizzas for $30. Are these selling rates equivalent? Explain.
Yes, the rate is $6 per pizza
If 24 extra large cans of soup will serve 96 people, how many cans should Ann buy to serve 28 people?
7 cans
A putt-putt course has 50 yellow golf balls, 35 red golf balls, 65 blue golf balls, and 60 green golf balls. What is the ratio of red golf balls to green golf balls in simplest form?
7:12
Tom earned $225 last week. If he worked 18 hours, how much was he paid per hour?
$12.50 per hour
Landon owns a hybrid SUV that can travel 400 miles on a 15-gallon tank of gas. How many miles can he travel on 6 gallons?
160 miles
Determine if the rates 5 laps swam in 8 minutes and 11 laps swam in 16 minutes are equivalent. Explain.
No; fractions are not equivalent so the rates are not equivalent
The Hawks soccer team won 12 out of 14 games. If this rate continues, how many games will they win if they play a total of 21 games?
18 games
Divide 33 photos into two groups so the ratio is 4 to 7.
12 to 21
A hummingbird beats its wings 159 times in 3 seconds. How many times does the hummingbird beat its wings per second?
53 beats per second
On a typical day, flights at a local airport arrive at a rate of 8 flights every 56 minutes. At this rate, how many flights would you expect to arrive in 35 minutes?
5 flights
A cookie recipe that yields 48 cookies calls for 2 cups of flour. A different cookie recipe that yields 60 cookies calls for 3 cups of flour. Are these rates equivalent? Explain your reasoning.
No, simplified the fractions are not equal so the rates will not be either
At a road work site, 20 cones are placed along 50 feet of road. How many cones are placed along 35 feet of road?
14 cones