Mixed Proportion Review

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School

Hillsborough Community College *

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Course

1605

Subject

Business

Date

Apr 3, 2024

Type

pdf

Pages

31

Uploaded by andjem

Report
Have Skied Have Not Skied Ages 10-20 Ages 21-30 Total 71 43 The incomplete table above summarizes how many members of two different age groups have skied according to a recent survey. There are two times as many people ages 10-20 who have not skied as there are people ages 10-20 who have skied, and there are six times as many people ages 21-30 who have skied as there are people ages 21-30 who have not skied. If there is a total of 71 survey respondents who have skied and 43 survey respondents who have not skied, what is the probability that a person who has not skied selected randomly is in the 10-20 age group? (Round to the nearest hundredth.)
Tickets numbered 1 to 10 are mixed up, and then two tickets are drawn, with replacement. What is the probability that both tickets drawn will be a multiple of 2 ?
If the length of a rectangle is decreased by 40% and the width is decreased by 25%, the area of the resulting rectangle is smaller than the area of the original rectangle by what percent? (Disregard the % sign in your answer.)
12% of 80 is 21—0 of what number?
Sharon purchased two bookcases, both in the shape of a right rectangular prism. The table below shows some information about the two bookcases. Length Width Mass Cost Bookcase 1 | 54 inches | 18 inches |80 pounds| $280 Bookcase 2 | 30 inches 55 pounds| $130 Bookcase 2 has a ratio of width to length of 2 to 5. What is the width, in inches, of Bookcase 27
If 4a + b is 250 percent of 6a, what is the b value of 3 ?
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