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In November, 2003, the Four Organizations Ranking 5 Through 8 yz=zuxy=3(yu)+4xy+zu=11\begin{array} { l } y - z = z - u \\x - y = 3 ( y - u ) + 4 \\x - y + z - u = 11\end{array}

Question 10

Multiple Choice

In November, 2003, the four organizations ranking 5 through 8 in home Internet users in the US were eBay, the U.S. Government, Amazon, and Lycos, with a combined audience of 111 million users. Taking x to be the eBay audience in millions, y the U.S. Government audience in millions, z the Amazon audience in millions, and u the Lycos audience in millions, it was observed that
yz=zuxy=3(yu) +4xy+zu=11\begin{array} { l } y - z = z - u \\x - y = 3 ( y - u ) + 4 \\x - y + z - u = 11\end{array}

How large was the audience of each of the four companies in November, 2003 (All amounts in millions.)


A) eBay: 35
The U.S. Government: 25
Amazon: 25
Lycos: 24

B) eBay: 36
The U.S. Government: 26
Amazon: 25
Lycos: 24

C) eBay: 35
The U.S. Government: 26
Amazon: 25
Lycos: 23

D) eBay: 35
The U.S. Government: 26
Amazon: 24
Lycos: 24

E) eBay: 35
The U.S. Government: 26
Amazon: 25
Lycos: 24

Correct Answer:

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