Solving Proportions - Using Ratios
Free Pre-Algebra Worksheet - Solving Proportions - Using Ratios
Lesson:
6. To solve proportions and work with problems involving ratios
Subject:
Pre-Algebra
Description:
This Free Pre-Algebra Worksheet contains problems on ratios and proportions. Students must solve proportions, determine if ratios form a proportion, find values that make ratios equal, and solve word problems involving ratios and proportions.
# of Problems: 20
# of Pages: 3
Answer Key?: Yes
Sample Problems from Worksheet
(Worksheet pictures and diagrams not shown)
Tutor-USA.com Worksheet
Pre-Algebra
Solving Proportions
1-6) Are the ratios equal? Write = or ≠.
7-12) Solve the proportion.
17) Ribbon costs $3 for 15 in. How much would 3 ft of ribbon cost?
18) A microchip inspector found six defects in a batch containing 750 chips. How many defects should the inspector expect to find in a batch of 10,000 chips?
19) An office supply store charges $5.25 for 25 color copies. At this rate how much would 150 copies cost?
20) The cost of three posters is $9.60. Find the cost of 25 posters.




