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Chapter 7: Q28. (page 348)

A computer randomly generates an integer from 1 to 10. Find the probability of the given event. Write your answer as a percent.

P5

Short Answer

Expert verified

The probability of getting 5 is 10%.

Step by step solution

01

Step 1. Given Information.

A computer generates an integer from 1 to 10.

02

Step 2. Formula used.

Probability:

P=favorable鈥�outcometotal鈥�outcome

03

Step 3. Find the probability of getting 5.

To calculate the probability of getting 5, there are 10 possible outcomes, and 1 outcome is favorable.

P辞蹿鈥塯别迟迟颈苍驳5=蹿补惫辞谤补产濒别鈥夆赌刼耻迟肠辞尘别迟辞迟补濒鈥夆赌刼耻迟肠辞尘别P辞蹿鈥塯别迟迟颈苍驳5=110

Therefore, the probability of getting 5 is 110.

04

Step 4. Convert the obtained fraction form into percent.

Multiply 110 by 100% to convert the fraction form in percent.

P辞蹿鈥塯别迟迟颈苍驳5=110脳100%P辞蹿鈥塯别迟迟颈苍驳5=10%

05

Step 5. Conclusion.

The probability of getting 5 is 10%.

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Most popular questions from this chapter

Use a proportion to answer the question. What percent of 60 is 25?

The table shows the results of a class survey that asked 800 students where they make most of their purchases.

  1. Estimate how many students chose either record stores or other stores.
  2. Estimate how many more students chose record stores than music clubs.
  3. The class surveyed 100 other students and found that 9% of them make most of their purchases on the Internet. Estimate how many students in both surveys combined make most of their purchases on the Internet.

Where purchase

Percent

Record stores

45%

Other stores

36%

Music clubs

9%

Internet

8%

Other

2%

Use a proportion to answer the question. What percent of 90 is 40?

Copy and complete the sentence 鈥淎 percent is a ratio whose denominator is鈥�?鈥�

Write the fraction as a decimal or the decimal as a fraction.

58
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