Applying Unit Rates
Percents
Ratio Tables
Ratio and Rate Word Problems
Rates and Unit Rates
100
$45.00 for 9 pounds of nuts. How much for 2 pounds?
$10
100
What is 12% of 75?
9
100
Complete the table:
2/3=8/12=32/48
100
Peter mixes flour and sugar in the ratio 3 : 1 to prepare cookies. If 21 pounds of flour is stirred in, find the quantity of cookies prepared altogether.
28 pounds
100
Decide whether the rates are equivalent. Show Proof.
144 points for every 3 games
240 points for every 5 games
48 points per game for both, so they are equivalent.
200
$24 for 3 pounds of fish. How much for 8 pounds?
$64
200
What is 10% of 14?
1.4
200
Complete the table:
1/3=5/15=25/75
200
In a bag of mixed nuts, there are 7 walnuts for every 2 peanuts. If the bag contains 90 nuts in all, find the number of walnuts and peanuts it contains?
70 walnuts and 20 peanuts
200
$18 for 6 pounds. What is the unit rate?
$3 per pound
300
$180 for 9 people. How much for 7 people?
$140
300
21 out of 30 students enjoy reading. What percent enjoy reading?
70%
300
Complete the Table.
300
Jumbo paper clips cost $1.05 for 5 clips. What would the cost be for 27 jumbo paper clips?
$5.67
300
240 People in 5 buses. How many people per bus?
28 people per bus
400
35 meters in 20 seconds. How many meters in 75 seconds?
131.25 meters
400
75% of what number is 27?
36
400
Complete the Table
400
Sally drove 450 miles in 9 hours. At that same rate, how many hours will it take her to drive 600 miles?
12 hours
400
Determine the better buy.
$15 for 3 gallons of milk or $20 for 5 gallons of milk.
(Hint: Find the unit rate of each and compare)
$20 for 5 gallons of milk is the better buy because it is $4 per gallon instead of $5 per gallon.
500
Determine the better buy.
$13.35 for 5 drinks or $9.27 for 3 drinks
$13.35 for 5 drinks because it is $2.67 per drink compared to $3.09 per drink.
500
44 is 80% of what number?
55
500
- A store sells 2 printers for every 5 computers. Last month the store sells 15 computers. How many printers did they sell?
The store sells 6 computers
Don't need the middle column
500
What is the ratio of green circles to blue stars? What does it mean?
1 to 1. For every one green circle there is one blue star.
500
Who runs faster? How do you know?
You because your line is closer to the miles (you run more miles in the same amount of time)