Ratios/Unit Rates
Johnny spent $23 and Robert spent $41.
What is the ratio in fraction form of the amount of money Robert spent to the amount of money Johnny spent?
41:23
41/23
What is a ratio?
Comparing the relationship between two values or quantities.
Fill in the blank:
Jessica worked 6 hours today and made 15 dollars _____ hour.
Per
What is a unit rate?
A unit rate compares a quantity to one unit of another quantity?
A fruit basket has 25 apples and 15 oranges. What is the ratio of the amount of oranges to the amount of apples? Simplify your terms.
3:5
4:13
4
_
13
Jenny and Mila both received money for their birthdays. The ratio of the amount of money Jenny received is 4:7 to the amount of money Mila.
What is the ratio of the amount of money Jenny received to the amount of money Mila received in fraction form?
4
_
7
Simplify this ratio. 40:60
2:3
40 divided 20= 2
60 divided 20= 3
Betty bakes 10 cakes in 5 hours. How many cakes does she bake per hour?
10 divided by 5 = 2
Betty bakes 2 cakes per hour.
A cow consumes 60 kilograms of grass in 2 days. How much grass does a cow consume in 5 days?
150 kg.
60 divided by 2= 30
1 unit rate = 30
30 x 5 = 150.
A cow consumes 150 kilograms of grass in 5 days.
Marcus bought 15 tokens to play arcade games. He paid a total of $30. What is the cost per arcade token?
Marcus paid $2 per arcade token.
30 divided by 15 = 2
There are cookies in a jar. The number of Oreo cookies is 75% of the number of Chocolate Chip cookies.
What is the ratio of the number of Oreo cookies to the number of Chocolate Chip cookies? Simplify your terms.
3/4
A store has 4 times as many plastic cutlery as they do silverware. What is the ratio of the number of plastic cutlery to the number of silverware?
4
_
1
Sam rented a bike for 3.5 hours. For the first hour she was charged $3. For any additional hours or part of she was charged an extra $1.25. How much was Sam charged to rent a bike?
First hour= $3
Additional= 2.5 = 3.
3x 1.25= 3.75
3+3.75= 6.75
Sam was charged $6.75 to rent a bike for 3.5 hours.
The ratio of the number of tokens Sandy has to the number of tokens Christie has is 7:3
If Sandy has 896 tokens. How many tokens do they have altogether?
1280
896 divided by 7 = 128
unit rate = 128
total =10
128 x 10 = 1280.
The amount of Oreo cookies is 3:4 of the amount of chocolate chip cookies.
If there are 12 Chocolate Chip cookies in the jar. How many Oreo cookies are in the jar?
12 divided by 4= 3
unit rate = 3
3 x 3= 9
There are 9 Oreo cookies in the jar.