Concerning Internet use In 1999, 59% of all Caucasians in the U.S., 60% of all African-Americans, 58% of all Hispanics, and 54% of residents not classified into one of these groups used the Internet to search for information. At that time, the U.S. population was 69% Caucasian, 12% African-American, and 13% Hispanic. What percentage of U.S. residents who used the Internet for information search were African-American? Express your answer to the nearest 1%.
?
A. 22%
B. 15%
C. 87%
D. 20%
E. 13%
Answer: E
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Use the appropriate Taylor polynomial of degree 3 at x = 0 to approximate the quantity. Round the answer to four decimal places.
A. 1.9149 B. 0.9575 C. 1.9575 D. 1.9570
Solve the problem. Express the answer in scientific notation to two decimals unless requested otherwise.If the distance from the earth to the sun were 84,000,000 miles. How long would it take a rocket, traveling at 2.4 × 103 miles per hour, to reach the sun? (Round to three places)
A. 3.5 × 104 hr B. 3.5 hr C. 3.5 × 102 hr D. 3.5 × 103 hr
Use the rational zeros theorem to determine the potential rational zeros of the polynomial function. Do not find the zeros.f(x) = 7x4 - x2 + 3
A. ± 
, ± 
, ± 1, ± 3, ± 7
B. ± 
, ± 
, ± 1, ± 3
C. ± 
, ± 
, ± 1, ± 7
D. ± 
, ± 
, ± 1, ± 3, ± 7
Solve the problem.There were 35,000 people at a ball game in Los Angeles. The day's receipts were $301,000. How many people paid $13 for reserved seats and how many paid $6 for general admission?
A. 22,750 people paid $13 and 12,250 people paid $6 B. 12,250 people paid $13 and 22,750 people paid $6 C. 13,000 people paid $13 and 22,000 people paid $6 D. 22,000 people paid $13 and 13,000 people paid $6