Rates
Compares quantities with the same units of measurement.
Ratio
Compares quantities with different units of measurement.
Rate
What do you need to find so that you can compare rates?
the unit rate
Convert:
4 meters = ___ centimeters
Hint: 100 centimeters in 1 meter
400
Jenny packaged 108 eggs in 9 cartons. Write this statement as a rate.
108 eggs / 9 cartons
Find how many books read in 1 week.
91 books in 7 weeks
13 books in 1 week
Sporting Goods sells 5 basketballs for $40
Academy sells 7 basketballs for $63.
Which store has the lower price per basketball?
Sporting Goods, $8 per basketball
Convert:
5 pints = ___ cups
Hint: 2 cups in one pint
10 cups
$7:5 lollipops = $63: ___ lollipops
45 lollipops
Which pay is equivalent to a rate of $16 per hour?
A. $120 for 12 hours
B. $48 for 3 hours
C. $96 for 9 hours
D. $60 for 5 hours
B. $48 for 3 hours
Which is greater?
510 visitors in 30 hours or 960 visitors in 60 hours
510 visitors in 30 hours
Convert:
2 1/2 kg = __ g
Hint: 1000g in 1 kg
2500g
A recipe uses 3 cups of flour to make 12 cookies.
If you want to make 180 cookies, how many cups of flour will you need?
45 cups of flour
Harvest Market sells a 15 lb crate of Fuji apples for $20. What are two different unit rates that could represent the situation?
.75 pounds per $1
$1.33 per 1 pound
Which is greater?
12 laps in 8 minutes or 16 laps in 10 minutes
16 laps in 10 minutes
Is the conversion true?
18 feet = 6 yards
Hint: 1 yard is equal to 3 feet
Yes, it is true since 6 x 3 = 18.
A race car drives 7 kilometers in 3 minutes. If the race car continues to travel at the same rate, how long will it take it to travel 42 kilometers?
18 minutes
Anna Maria read 40 pages in 60 minutes. What is her unit rate in minutes per page?
1.5 minutes per page
Henry's car can travel 180m in 20 seconds. Andrew's motorcycle travels 88m in 12 seconds. Which is faster, the car or the motorcycle?
Motorcycle
Convert:
0.178 liters = ___ milliliters
Hint: 1,000 milliliters in 1 liter
178 milliliters