Ratio and proportion practice problems
[DOC File]RATIOS AND PROPORTIONS
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A proportion is a statement that two ratios or rates are equal. It can be given as a sentence in words, but most often a proportion is an algebraic equation. The arithmetic equation 3 = 21 is a proportion because its cross. 5 35 . products are equal. 3 × 35 = 105. and 5 × 21 = 105
[DOC File]Quiz 1: Ratio & Proportion
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How do we know if a ratio is a true proportion? Which pairs of ratios are proportions? a) b) c) 9. Solve the proportion. Show your work. Be sure to . write a proportion. for the following words problems. Remember to label. 10. 3.6 grams of salt will dissolve in 10 grams of water. How many grams of salt will dissolve in 1000 grams of water? 11.
[DOC File]RATIO AND PROPORTION
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A ratio expresses a relationship between two numbers. The ratio of the numbers a and b may be symbolized by a:b, or as a fraction, . Both express the ratio a to b. The equality of two ratios is called a proportion. Thus, if a compares to b in the same ratio as c compares to d we have a proportion that may be expressed as
[DOC File]Proportions
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ratio, variable (earlier grades) equivalent ratio, proportion (7.4) Student/Teacher Actions (what students and teachers should be doing to facilitate learning) Review solving proportions for a missing term. Place students in groups of two. Give each group a Proportions activity sheet along with the Proportion …
[DOC File]Using Ratios, Proportions, and Percents Activity
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This activity provides practice in setting up and solving problems with missing values involving ratios, proportions, and percents. In this activity, you will compare representations of ratios and percents using the online tool, Percentages, for grades 6-8.
[DOCX File]By the end of this lesson(s), I CAN
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Montgomery County Schools. J.B. McNabb Middle School. Course/Grade: 7. th. Grade Mathematics. Unit Title: Ratios and Proportional Reasoning. 8/29/201113 of 13
[DOC File]Proportions Worksheet
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Set up a proportion to solve each word problem. (You may use the back to show your work) Zach can read 7 pages of a book in 5 minutes. At this rate, how long will it take him to read the entire . 175 page book? (Convert your final answer to hours and minutes)
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