In: Statistics and Probability
21-B Book Street Books sells about 13701370 books each month. The circle graph displays the most popular book categories, by percentage, each month.
Categories of Books Sold
nonfiction 20.4%20.4%
computer 43%
science fiction 10%
sports 11%
mystery 15.6%
Step 1 of 5:
Find the number of nonfiction books sold each month. Round your answer to the nearest integer.
Step 2 of 5:
Find the number of computer books sold each month. Round your answer to the nearest integer.
Step 3 of 5:
Find the number of science fiction books sold each month. Round your answer to the nearest integer.
Step 4 of 5:
Find the number of sports books sold each month. Round your answer to the nearest integer.
Step 5 of 5:
Find the number of mystery books sold each month. Round your answer to the nearest integer.
Solution:
Step 1 of 5:
Find the number of nonfiction books sold each month.
Answer: Since the Book Street Books sells about 1370 books each month.
Also, we know that the percentage of nonfiction books sold are 20.4%.
Therefore, the number of nonfiction books sold each month is:
Therefore the number of nonfiction books sold each month is 279
Step 2 of 5:
Find the number of computer books sold each month.
Answer: Since the Book Street Books sells about 1370 books each month.
Also, we know that the percentage of computer books sold are 43%.
Therefore, the number of computer books sold each month is:
Therefore the number of computer books sold each month is 589
Step 3 of 5:
Find the number of science fiction books sold each month.
Answer: Since the Book Street Books sells about 1370 books each month.
Also, we know that the percentage of science fiction books sold are 10%.
Therefore, the number of science fiction books sold each month is:
Therefore the number of science fiction books sold each month is 137
Step 4 of 5:
Find the number of sports books sold each month.
Answer: Since the Book Street Books sells about 1370 books each month.
Also, we know that the percentage of sports books sold are 11%.
Therefore, the number of sports books sold each month is:
Therefore the number of sports books sold each month is 151
Step 5 of 5:
Find the number of mystery books sold each month.
Answer: Since the Book Street Books sells about 1370 books each month.
Also, we know that the percentage of mystery books sold are 15.6%.
Therefore, the number of mystery books sold each month is:
Therefore the number of mystery books sold each month is 214