Writing Ratios
In one of Ms. Elder's classes, there are 12 girls and 20 boys. What is the ratio of girls to boys? (simplest form)
What is 3:5, 3 to 5, and 3/5 ?
Name three ratios that are equivalent to 1:3.
2:6, 3:9, 4:12, 5:15, 6:18, etc.
A scooter traveled 2 miles in 10 minutes. At this rate, it would travel ________ miles in 40 minutes.
What is 8 miles?
Store A sold 12 jeans for $108.
Store B sold 8 jeans for $96.
Which store sells one pair of jeans for cheaper?
What is store A?
In a bag, there are 6 red marbles and 7 blue marbles.
If there were 36 red marbles, how many blue marbles would there be?
What is 42?
In one of Ms. Elder's classes, the ratio of non-athletes to athletes is 20 to 10. What is the ratio of ATHLETES to NON-athletes? (simplest form)
What is 1:2, 1 to 2, and 1/2 ?
Identify the equivalent ratio of 3 kittens: 8 puppies
A) 9 puppies: 24 kittens
B) 6 kittens: 18 puppies
C) 15 puppies: 36 kittens
D) 12 kittens: 32 puppies
What is D) 12 kittens: 32 puppies?
Edward ate 15 hotdogs in 3 minutes. At this rate, it would take him __________ minutes to eat 75 hotdogs.
What is 15 minutes?
Amber ran 2 miles in 15 minutes.
Jackson ran 4 miles in 25 minutes.
Who is running faster?
Jackson
In 4 hours, Tommy can mow 20 lawns. How many lawns can he mow per hour?
What is 5 lawns per hour?
Out of all of Ms. Elder's students, there are 84 students who have pets, and 21 who do not have pets. What is the ratio of students who have pets to students who do not have pets in simplest form?
What is 4:1, 4 to 1, and 4/1 ?
Ms. Elder has 12 red marbles for every 30 blue marbles. Mrs. Ferris has 2 red marbles for every 6 red marbles. Are these ratios equivalent? Show/explain how you know.
No
Identify the unit price for 244 Jolly Ranchers for $36.60. Round to the nearest cent.
What is $ 0.15 per Jolly Rancher.
While playing soccer, Emily's heart beat 80 times in 40 seconds.
While running, her heart beat 90 times in 60 seconds.
Which activity made her heart beat faster?
Ryan is making purple paint for his room. He needs 5 cups of blue and 6 cups of red to make the purple paint.
If he needs a total of 55 cups of purple paint, how much of each color will he need?
What is 30 cups and 25 cups?
Out of all of Ms. Elder's students, there are 75 students who like pizza and 25 students who do not like pizza. What is the ratio of TOTAL number of students to students who like pizza? (Simplest form)
What is 4:3, 4 to 3, and 4/3 ?
Identify an equivalent ratio to 9:15
A) 2:5
B) 30:45
C) 27:45
D) 12:25
What is C) 27:45 ?
April stapled 14 packets in 3 minutes. At this rate, it will taker her ______ minutes to staple 35 packets.
What is 7.5 minutes?
Car A traveled 250 miles in 4 hours.
Car B traveled 320 miles in 5 hours.
Which car traveled faster in one hour?
What is Car B?
A bag contains 9 red marbles, 3 blue marbles, and 2 yellow marbles.
If the bag contains 42 total marbles, how many red marbles will there be?
What is 27 marbles?
John has a cookie tray at his holiday party. On it, there are 12 chocolate chip cookies, 18 oatmeal raisin cookies, 6 peanut butter cookies, and 24 sugar cookies. Name the ratio of sugar cookies to total number of cookies in simplest form.
What is 2:5?
Abbey has created the perfect cake recipe. It has a ratio of 4 cups of flour to 9 cups of sugar. Identify which of the following recipes are equivalent to these measurements.
A) 8 cups flour, 19 cups sugar,
B) 12 cups flour, 36 cups sugar,
C) 20 cups flour, 40 teaspoons sugar,
D) 16 cups flour, 36 cups sugar,
What is D) 16 cups flour, 36 cups sugar, ?
Alex texts 23 words in 2 minutes. At this rate, he would text _______ words in 15 minutes.
What is 172.5 words?
Erin and Abbie are racing each other at the go kart track.
Erin drives at a rate of 4 laps in 9 minutes and Abbie drives at a rate of 5 laps in 11 minutes.
Who would finish first?
Abbie
The city of St. Louis states that for every 5 plots of land used for buildings, 3 plots must be used for green space.
If there is a total of 56 plots of land, how many plots will be used for buildings?
What is 35 plots?