Unit Rate
Find the unit rate:
24 miles in 6 hours
4 miles per hour
Hours Money Earned
1 $8
2 $16
3 ?
$24
There are approximately 1.6 kilometers in 1 mile.
Convert 5 miles to kilometers.
Solve:
3/5 = x/20
12
A recipe uses 2 cups of juice for every 1 cup of water.
How many cups of juice are used per cup of water?
2 cups
Find the unit rate:
$42 for 7 tickets
$6 per ticket
Pounds Cost
2 $6
4 $12
6 ?
$18
There are approximately 0.45 kilograms in 1 pound.
Convert 10 pounds to kilograms.
4.5 kg
Solve:
4/7 = 12/x
21
A bag of 5 identical notebooks costs $15.
What is the cost of one notebook?
$3
A student reads 135 pages in 3 hours. At a constant rate, how many pages does she read per hour?
45 pages per hr
Hours Money Earned
2 $17
5 ?
8 $68
How much is earned in 5 hours?
$42.50
There are approximately 1.6 kilometers in 1 mile. About how many kilometers are in 35 miles?
56 km
A car travels 180 miles in 3 hours. At the same rate, how far will it travel in 5 hours?
300 miles
Recipe A uses 2 cups cocoa for every 5 cups milk.
Recipe B uses 3 cups cocoa for every 6 cups milk.
Which recipe has more cocoa per cup of milk?
Recipe B
A = 0.4 cup cocoa per cup milk
B = 0.5 cup cocoa per cup milk
A runner travels 7.5 miles in 1.5 hours. What is the runner's unit rate?
5mph
Time (hours) Distance (miles)
1.5 9
4 ?
Find the missing distance.
24 miles
There are approximately 0.035 ounces in 1 gram. A package has a mass of 80 grams. What is its approximate mass in ounces?
2.8 oz
A recipe uses 3 cups of flour for every 8 servings. How many cups of flour are needed for 20 servings?
7.5 cups
A student completes 18 math problems in 45 minutes. If the student continues at the same rate, how many problems can they complete in 70 minutes?
28 problems
A machine fills 18 bottles in 4.5 minutes. At this rate, how many bottles will it fill in 12 minutes?
48 bottles
Pounds of Apples Cost
2.5 $6.25
7.5 ?
What is the cost of 7.5 pounds?
$18.75
There are approximately 8 kilometers in 5 miles. Two cities are 215 miles apart. Approximately how many kilometers apart are they?
344 km
A pool drains 420 gallons in 1.5 hours. At the same rate, how many gallons will drain in 6.5 hours?
1,820 gallons
Scientists tag and release 40 fish. Later, they catch a sample of 75 fish, and 10 are tagged.
Based on this sample, estimate the total fish population.
300 fish