Pre-Algebra Chapter 6 - Ramsey School District
Pre-Algebra Chapter 6 - Ramsey School District
Pre-Algebra Chapter 6 - Ramsey School District
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Standardized<br />
Test Practice<br />
37. FOOD Refer to the graph.<br />
Out of 1200 people, how<br />
many would you expect to<br />
say they crave chocolate<br />
after dinner?<br />
38. CRITICAL THINKING In<br />
the English language, 13%<br />
of the letters used are E’s.<br />
Suppose you are guessing<br />
the letters in a two-letter<br />
word of a puzzle. Would<br />
you guess an E? Explain.<br />
39. WRITING IN MATH Answer<br />
the question that was posed<br />
at the beginning of the lesson. Source: Yankelovich Partners for the<br />
American Boxed Chocolate Manufacturers<br />
How can probability help<br />
you make predictions?<br />
Include the following in your answer:<br />
• an explanation telling the probability of choosing each letter tile, and<br />
• an example of how you can use probability to make predictions.<br />
40. What is the probability of spinning an even number<br />
on the spinner shown?<br />
A<br />
USA TODAY Snapshots ®<br />
Chocolate cravings<br />
Time of day that adults say they crave chocolate:<br />
1 2 B 1 4 C 2 3 D 3 4 <br />
Evening<br />
After dinner<br />
Lunch<br />
Before bed<br />
Midmorning<br />
Middle of the night<br />
Breakfast<br />
10%<br />
9%<br />
Midafternoon 47%<br />
42%<br />
37%<br />
21%<br />
18%<br />
17%<br />
By Cindy Hall and Alejandro Gonzalez, USA TODAY<br />
2<br />
5<br />
6<br />
Maintain Your Skills<br />
Mixed Review<br />
41. Find the percent of change from 32 feet to 79 feet. Round to the nearest<br />
tenth, if necessary. Then state whether the percent of change is a percent of<br />
increase or a percent of decrease. (Lesson 6-8)<br />
Solve each problem using an equation. Round to the nearest tenth.<br />
(Lesson 6-7)<br />
42. 7 is what percent of 32? 43. What is 28.5% of 84?<br />
ALGEBRA Find each product or quotient. Express your answer in<br />
exponential form. (Lesson 4-6)<br />
44. 7 2 7 3 45. x 4 2x 46. 8 12<br />
<br />
88<br />
47. 3 6n<br />
14n<br />
4<br />
2<br />
Kids Gobbling Empty Calories<br />
It is time to complete your project. Use the information and data<br />
you have gathered to prepare a brochure or Web page about the<br />
nutritional value of fast-food meals. Include the total Calories,<br />
grams of fat, and amount of sodium for five meals that a typical<br />
student would order from at least three fast-food restaurants.<br />
www.pre-alg.com/webquest<br />
314 <strong>Chapter</strong> 6 Ratio, Proportion, and Percent
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