First Two Games of the Season A) $\left[ \begin{array} { l l } 5 & 62 \end{array} \right]$

question 17

Multiple Choice

first two games of the season. Write a matrix containing the total number of points and rebounds for each of the starting
five.
$$\begin{array}{l}\begin{array} { l | c | c } \text { Game } 1 & \text { Points } & \text { Rebounds } \\\hline \text { Levy } & 20 & 3 \\\text { Cowens } & 16 & 5 \\\text { Williams } & 8 & 12 \\\text { Miller } & 6 & 11 \\\text { Jenkins } & 10 & 2\end{array}\\\\\begin{array} { l | c | c } \text { Game } 2 & \text { Points } & \text { Rebounds } \\\hline \text { Levy } & 18 & 4 \\\text { Cowens } & 14 & 3 \\\text { Williams } & 12 & 9 \\\text { Miller } & 4 & 10 \\\text { Jenkins } & 10 & 3\end{array}\end{array}$$

A) $\left[ \begin{array} { l l } 5 & 62 \end{array} \right]$
В) $\left[ \begin{array} { r r } 7 & 38 \\ 30 & 8 \\ 21 & 20 \\ 21 & 10 \\ 5 & 20 \end{array} \right]$
C) $\left[ \begin{array} { r r } 38 & 7 \\ 30 & 8 \\ 20 & 21 \\ 10 & 21 \\ 20 & 5 \end{array} \right]$
D) $[ 625 ]$ Answer: C
-Conrad and Dobler are the two top salesmen in an office that sells personal computers and security systems. The tables below show their sales figures for July and August. $\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\quad$$\text { July Sales (\$) }$
$\begin{array}{c|l|l} & \begin{array}{l}\text { Personal } \\\text { Computer }\end{array} & \begin{array}{l}\text { Security } \\\text { System }\end{array} \\\hline \text { Conrad } & 25,000 & 44,000 \\\text { Dobler } & 14,000 & 21,000\end{array}$

$\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\quad$ $\text { August Sales (\$) }$
$\begin{array}{l|l|l} & \begin{array}{l}\text { Personal } \\\text { Computers }\end{array} & \begin{array}{l}\text { Security } \\\text { Systems }\end{array} \\\hline \text { Conrad } & 22,000 & 45,000 \\\text { Dobler } & 18,000 & 27,000\end{array}$


Write the matrix which shows the increase (decrease) in sales from July to August.

• A) \(\left[ \begin{array} { l l } 5 & 62 \end{array} \right]\)
• В) \(\left[ \begin{array} { r r } 7 & 38 \\ 30 & 8 \\ 21 & 20 \\ 21 & 10 \\ 5 & 20 \end{array} \right]\)
• C) \(\left[ \begin{array} { r r } 38 & 7 \\ 30 & 8 \\ 20 & 21 \\ 10 & 21 \\ 20 & 5 \end{array} \right]\)
• D) \([ 625 ]\) Answer: C
• -Conrad and Dobler are the two top salesmen in an office that sells personal computers and security systems. The tables below show their sales figures for July and August. \(\quad \) \(\quad \) \(\quad \) \(\quad \) \(\quad \) \(\quad \) \(\quad \)\(\text { July Sales (\$) }\)
• \(\begin{array}{c|l|l}
• & \begin{array}{l}
• \text { Personal } \\
• \text { Computer }
• \end{array} & \begin{array}{l}
• \text { Security } \\
• \text { System }
• \end{array} \\
• \hline \text { Conrad } & 25,000 & 44,000 \\
• \text { Dobler } & 14,000 & 21,000
• \end{array}\)
• \(\quad \) \(\quad \) \(\quad \) \(\quad \) \(\quad \) \(\quad \) \(\quad \) \(\text { August Sales (\$) }\)
• \(\begin{array}{l|l|l}
• & \begin{array}{l}
• \text { Personal } \\
• \text { Computers }
• \end{array} & \begin{array}{l}
• \text { Security } \\
• \text { Systems }
• \end{array} \\
• \hline \text { Conrad } & 22,000 & 45,000 \\
• \text { Dobler } & 18,000 & 27,000
• \end{array}\)
• Write the matrix which shows the increase (decrease) in sales from July to August.
• A) \([ 7000 - 7000 ]\)
• B) \([ - 70007000 ]\)
• C) \(\left[ \begin{array} { r r } - 3000 & 1000 \\ 4000 & 6000 \end{array} \right]\)
• D) \(\left[ \begin{array} { r r } 3000 & - 1000 \\ - 4000 & - 6000 \end{array} \right]\)

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Definitions:

Reverse Fault

A type of fault where the hanging wall moves upward relative to the footwall, typically occurring at convergent plate boundaries.

Continental Rift

A linear zone where the Earth's crust and lithosphere are being pulled apart and is an early stage of continental breakup.

Seismic Station

The location of a scientific instrument (seismograph) that measures seismic vibrations.

P-waves

Primary waves, or compressional waves, are the fastest seismic waves that travel through solids, liquids, and gases in a push-pull motion.