Ratios
Equivalent Ratios
Unit Price & Unit Rate
Conversions
100
The 3 ways of writing a ratio.
What are: 1- with the word "to", 2- with the colon, 3- as a fraction.
100
Are
2/(3) and 4/6
equivalent? How do you know?
yes, because 2 x 2 = 4 and 3 x 2 = 6
100
If a car is traveling 25 miles per hour, how long will it take to go 75 miles?
3 hours
100
36 inches = ____ feet
3
200
The flour to egg ratio for pancakes is 3 : 1. Find the equivalent ratio in these options.
15 : 3 9 : 1 3 : 4
What is 15 : 3
200
Name an equivalent ratio for
5/12
Answers will vary.
200
How far can a cheetah run in a half hour?
37.5 miles
200
Why is this incorrect? 16 gallons = 2 cups
There are 16 cups in 1 gallon.
300
The orchestra has 25 string instruments and 12 wind instruments. Name a ratio compares the number of wind instruments to the total number of instruments.
What is 12 : 37
300
Are these equivalent ratios? Why or why not?
4/7 = 12/28
no, because 4 x 3 = 12, but 12 x 3 is not 28.
300
The speed of light is roughly 186,000 miles per second. How far can it travel in a half of a second?
93,000 miles
300
How many feet are in 18 inches?
1.5 or
1 1/2
400
Froyo sells 3 cups of vanilla ice cream for every 5 cups of chocolate. Ice Break sells 4 cups of vanilla for every 6 cups of chocolate. If both stores sold 30 cups of chocolate, how much vanilla did each store sell?
Froyo = 18 cups and Ice Break = 20 cups
400
What number is missing on the table?
18
400
Three cakes cost $40. How much is each cake?
$13.33 each cake
400
There are 15,840 ft in 2 miles. Yes or no and prove it.
No, 15,840 ft = 3 miles or 10,560 ft = 2 miles
500
The sugar to flour is 1 to 2. If there are 7 1/2 cups of sugar, how much flour is needed?
15 cups of flour.
500
What numbers are missing in the table?
5 and 42
500
Two teaspoons of sugar equals 90 calories. How many calories are in 5 teaspoons?
225 calories
500
If there are 8 fluid ounces in one cup. Find the amount of ounces in 2 1/2 cups.
1/2
20 ounces