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Ratios, rates, unit rates review
Contributed by: Lindner
(Original author: Lott)
You spend $45 on 5 pounds of concrete. What is the unit rate in dollars per pound?
$8 per pound
$9 per pound
$5 per pound
$7 per pound
If Justin can type 424 words in 4 minutes, how many words can he type per minute?
132 words per minute
106 words per minute
103 words per minute
102 words per minute
 Lynnette can wash 100 cars in 5 days.
 How many cars does she wash each day?
20 cars each day
25 cars each day
10 cars each day
15 cars each day
A bag of marbles comes with 5 blue marbles, 3 red marbles, and 4 yellow marbles. What is the ratio of red to yellow?
3 to 4
5 to 4
4 to 3
3 to 5
Which rate is equivalent to $8 per hour?
$40 in 4 hours
$27 in 3 hours
$32 in 4 hours
$30 in 3 hours
My father paid $25.00 for 5 movie tickets.  What is the rate for 8 movie tickets?
hint: first make a unit rate
$63
$32
$54
$40
The Upward Football League has 144 players on 12 teams.  What is the unit rates of players to teams?
11 players per team
12 players per team
13 players per team
14 players per team
Which rate is equivalent to $8 per hour?
$40 in 4 hours
$27 in 3 hours
$32 in 4 hours
$30 in 3 hours
Prime factorization can be written in two different
ways.
2x2x2x3x3
Exponential form
2
Standard form
3
or
x
3
2
continue
List the three prime numbers from the tree in order
from least to greatest.
This is the prime factorization of 20
Fill in the factor tree
4
×
×
20
×
×
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