Word Problems
In a bag of red and green sweets, the ratio of red sweets to green sweets is 3:4. If the bag contains 120 green sweets, how many red sweets are there?
90
There are five cows and two chunks of cheese. What is the ratio of chunks of cheese to cows.
2:5
2 : x = 3 : 9
Find x
x=6
Quinn is playing video games at a virtual reality game room. The game room charges 20 dollars for every 30 minutes of play time.
How much does Quinn need to pay for 150 minutes of play time?
100 Dollars
1:3 = a:27
find a
a=9
Clothing store A sells T-shirts in only three colors: red, blue and green. The colors are in the ratio of 3 to 4 to 5. If the store has 20 blue T-shirts, how many T-shirts does it have altogether?
60
Katie loves to read! In the last few months she has read 3 graphic novels, 2 mysteries, 4 sci-fi novels, and 21 comic books.
What is the ratio of sci-fi novels to comic books?
4:21
1:3 + a:6
find a
a=2
Finley makes 1 batch of her favorite shade of orange paint by mixing 5 liters of yellow paint with 3 liters of red paint.
How many batches of orange paint can Finley make if she has 15 liters of red paint?
5
If there are 5 pencils, 10 pens, and 4 crayons, what is the ratio of pens to crayons?
10:4
A special cereal mixture contains rice, wheat and corn in the ratio of 2:3:5. If a bag of the mixture contains 3 pounds of rice, how much corn does it contain?
7.5 pounds
Erin loves to play sports! She has earned 3 tennis trophies, 4 basketball trophies, 7 soccer trophies, and 1 volleyball trophy.
What is the ratio of Erin's tennis trophies to soccer trophies?
3:7
a:42 = 10:20
find a
a=21
Bao can eat 12 chicken wings in 3 minutes. She eats the chicken wings at a constant rate.
How many chicken wings can Bao eat in 12 minutes?
48 wings
You are throwing a party, and you need 5 liters of Yoda Soda for every 12 guests.
If you have 36 guests, how many liters of Yoda Soda do you need?
15
John has 30 marbles, 18 of which are red and 12 of which are blue. Jane has 20 marbles, all of them either red or blue. If the ratio of the red marbles to the blue marbles is the same for both John and Jane, then John has how many more blue marbles than Jane?
4
For the perfect cup of hot cocoa, Eva uses 3 scoops of hot cocoa mix, 10 miniature marshmallows, and 8 ounces of water.
What is the ratio of scoops of hot cocoa to miniature marshmallows?
3:10
a:160 = 25:100
find a
a=40
Mabel spends 4 hours to edit a 3 minute long video. She edits at a constant rate.
How long does Mabel spend to edit a 9 minute long video?
12 hours
a-4:6 = 7:2
find a
a=25
Sarah is buying jellybeans for her best friend's birthday party. She buys a bag of 10 lb of jellybeans that costs $45. Sarah is wondering how much 1 lb of jellybeans cost.
$4.50
Jun-seo notices that there are 13 right-handed players on his baseball team and 2 left-handed players. What is the ratio of right-handed players to left-handed players?
13:2
12:80 = a:100
find a
a=12
Ben the camel drinks tea. He drinks 350 liters of tea every 2 days.
How many liters of tea does Ben drink every 6 days?
1050 liters
At the start of the week a bookshop had science and art books in the ratio 2:5. By the end of the week, 20% of each type of books were sold and 2240 books of both types were unsold. How many books of each type were there at the start of the week?
800 science books and 2000 art books