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| 1 | |
Sandy is planning a surprise birthday party, to be held at a restaurant. The restaurant offers room rental for a flat $100, plus $25 per person for dinner. Model the cost C in terms of the number of people expected n. |
| | A) | C = 100n + 25 |
| | B) | C = 25n + 100 |
| | C) | C = 100n – 25 |
| | D) | C = 25n – 100 |
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| 2 | |
Rearrange the formula in question #1 to express n in terms of C. |
| | A) | n = 25(C + 100) |
| | B) | n = 25(C – 100) |
| | C) |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362676/pom9_ch4_sec4_quiz1_ques2c.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (1.0K)</a>]]>
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| | D) |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362676/pom9_ch4_sec4_quiz1_ques2d.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (1.0K)</a>]]> |
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| 3 | |
How much will the party cost if 20 people attend? |
| | A) | $100 |
| | B) | $250 |
| | C) | $500 |
| | D) | $600 |
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| 4 | |
How many people can attend if the budget for the party is $1000? |
| | A) | 40 |
| | B) | 36 |
| | C) | 20 |
| | D) | 10 |
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| 5 | |
A useful formula in physics is v2 – u2 = 2ad. If you want to express v in terms of the other variables, the first step is to |
| | A) | add u2 to both sides of the equation. |
| | B) | subtract u2 from both sides of the equation. |
| | C) | multiply both sides of the equation by u2. |
| | D) | divide both sides of the equation by u2. |
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