Ratios
Equivalent Ratios/
Ratio Tables
Ratio Tables
Rates
Unit Rates
Converting
Measurements
Measurements
100
What is a ratio? How many ways can you write a ratio (show me the ways)?
a ratio is a relationship that compares the number of one group to the number of another group
3 different ways (to,:, /)
100
Write 3 ratios that are equivalent to 8 to 14
4:7, 16:28, 40:70
100
What is a rate?
a ratio that compares two quantities using two different units
100
What is a unit rate?
is a rate in which the comparison is to 1 unit
100
What are the basic units of the metric system?
Meters, Grams, Liters
200
What are the two different types of ratios?
part to part
part to whole
200
Are these ratios Equivalent? 24:18 and 28:21
yes they both equal 504
200
If a faucet pours 12 liters in 3 minutes, how many liters in 9 minutes?
36 liters
200
You drive 180 miles in 3 hours. What is your unit rate?
60 miles per hour
200
Convert 24 inches to feet.
2 feet
300
Write the ratio of yellow dots to green dots?
4 to 2
300
Complete the ratio table
Apples → 2 4 ___ 10
Oranges →3 ___ 9 ___
Apples → 2 4 6 10
Oranges →3 6 9 15
300
A car goes 200 miles in 5 hours. How far will it go in 8 hours at the same rate?
320 miles
300
You earn $96 after working 12 hours. What’s your pay per hour?
$8 per hour
300
If you have 3 gallons, how many pints is that?
24 pints
400
Rita's class has 14 girls and 16 boys. What is the ratio of girls to total students
14:30
14 to 30
14/30
400
Complete the ration table
Blue Paint (cups) → 4 8 ___ 20 ___ 36
Red Paint (cups) → 5 ___ 15 ___ 30 ___
Blue Paint (cups) → 4 8 12 20 24 36
Red Paint (cups) → 5 10 15 25 30 45
400
A jet travels 450 miles in 1.5 hours, and a train travels 360 miles in 4 hours. Which is faster?
The jet
400
A 6-pack of Dr. Pepper costs $4.20, and a 12-pack costs $7.20. Which is the better deal per bottle (bottles are the same size)?
The 12 pack
400
A rope is 8 yards long. How many inches long is it?
288 inches
500
The ratio of desktop computers to laptop computers is 2 to 9. If there were 108 laptop computers how many total computers would there be?
132 computers
500
Flour (cups)- 2 __ 8 __ 14 ___
Sugar (cups)- 3 6 12 ___ 21 ____
Eggs- 1 __ 4 5 ___ 9
Flour (cups) 2 4 8 10 14 18
Sugar (cups) 3 6 12 15 21 27
Eggs 1 2 4 5 7 9
500
A recipe uses 3 cups of sugar for every 8 cups of flour. If you use 20 cups of flour, how much sugar is needed?
7.5 cups of sugar
500
A QT gas station charges $36 for 12 gallons, while The Shell gas station charges $54 for 15 gallons. Which has the lower cost per gallon?
The QT
500
A package weighs 4 pounds 8 ounces. How many ounces is that total?
72 ounces