Name
Date
TEKS 6.2.C
LESSON
Class
Practice
7-3 Proportions
Find the missing value in each proportion.
24
n
1. 8 2
4
20
2. 9 n
n
5
3. 3
6
6
4
n
4. 5 10
3
2
5. 9 n
6
3
6. n 7
5
n
7. 3 6
9
6
8. 6 n
2
1
n
9. 130
Write a proportion for each model.
10.
11.
12. Shane’s neighbor pledged $1.25 for every 0.5 miles that Shane
swims in the charity swim-a-thon. If Shane swims 3 miles,
how much money will his neighbor donate?
13. Barbara’s goal is to practice piano 20 minutes for every 5 minutes
of lessons she takes. If she takes a 20 minute piano lesson this
week, how many minutes should she practice this week?
Copyright © by Holt, Rinehart and Winston.
All rights reserved.
56
Holt Mathematics
Name
Date
TEKS 6.2.C
LESSON
Class
Practice
7-3 Proportions
Find the missing value in each proportion.
24
n
1. 8 2
n
5
3. 3
6
6
4
20
2. 9 n
n6
n 45
4
n
4. 5 10
n 30
3
2
5. 9 n
n2
6
3
6. n 7
n6
5
n
7. 3 6
n 14
2
1
9. n
130
9
6
8. 6 n
n 10
n4
n 65
Write a proportion for each model.
10.
9
12
3
4
16
4
4
1
Possible answer: 11.
Possible answer: 12. Shane’s neighbor pledged $1.25 for every 0.5 miles that Shane
swims in the charity swim-a-thon. If Shane swims 3 miles,
how much money will his neighbor donate?
$7.50
13. Barbara’s goal is to practice piano 20 minutes for every 5 minutes
of lessons she takes. If she takes a 20 minute piano lesson this
week, how many minutes should she practice this week?
80 minutes
Copyright © by Holt, Rinehart and Winston.
All rights reserved.
56
Holt Mathematics