NAME DATE PERIOD Lesson 6 Homework Practice
[Pages:1]NAME _____________________________________________ DATE __________________ PERIOD _________
Lesson 6 Homework Practice
Solve Proportional Relationships
Solve each proportion.
1. -b5 = -186- 2.5
2. -1x8- = -160- 30
3. -6t = -3306- 5
4. -1110- = -1n4- 15.4 7. -04.-.42-5 = -1p4- 1.5
5. -23.5-5 = -d2- 28 8. -26.-4 = -2s.-8 7
6. -31.8-5 = -3z6- 7 9. -3k.-6 = -00..-25 9
For Exercises 10 ?12, assume all situations are proportional.
10. CLASSES For every girl taking classes at the martial arts school, there are 3 boys who are taking classes at the school. If there are 236 students taking classes, write and solve a proportion to predict the number of boys taking classes at the school.
-34 = -2-x36-; 177 boys
11. BICYCLES An assembly line worker at Rob's Bicycle factory adds a seat to a bicycle at a rate of 2 seats in 11 minutes. Write a proportion relating the number of seats s to the number of minutes m. At this rate, how long will it take to add 16 seats? 19 seats?
-121- = -ms-; 88 min or 1 h 28 min; 104.5 min or 1 h 44 min 30 s
12. PAINTING Lisa is painting a fence that is 26 feet long and 7 feet tall. A gallon of paint will cover 350 square feet. Write and solve a proportion to determine how many gallons of paint Lisa will need.
-35-0-ft-2
1 gal
=
-18-2-ft-2
x gal
or
-3-150-
=
-1-8x2-;
0.52
gal
Copyright ? The McGraw-Hill Companies, Inc. Permission is granted to reproduce for classroom use.
Course 2 ? Chapter 1 Ratios and Proportional Reasoning
13
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