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| 1 | |
In a game of High Card, the person who selects the highest-ranking card from a deck wins. Susan has picked the 5 of hearts. Darryl will now pick from the remaining cards. What is the probability that he will win? (Aces are considered as the highest card.)
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| | A) |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070917612/198820/Math8_CH04_Quiz_Q1a.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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| | B) |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070917612/198820/Math8_CH04_Quiz_Q1b.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"> (0.0K)</a>]]>
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| | C) |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070917612/198820/Math8_CH04_Quiz_Q1c.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"> (0.0K)</a>]]>
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| | D) |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070917612/198820/Math8_CH04_Quiz_Q1d.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"> (0.0K)</a>]]>
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| 2 | |
Classify the probability of rolling a total of 2 on two number cubes in one roll. |
| | A) | impossible |
| | B) | very unlikely |
| | C) | very likely |
| | D) | certain |
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| 3 | |
What is the probability of getting a vowel using the spinner shown?
 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070917612/198820/Math8_CH04_Quiz_Q3.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"> (6.0K)</a>]]>
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| | A) | impossible |
| | B) | 0.2 |
| | C) | 0.4 |
| | D) | 0.6 |
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| 4 | |
A game consists of rolling a number cube, and then flipping a coin. The outcomes are shown. What is the probability of getting an odd number followed by a tail?
 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070917612/198820/Math8_CH04_Quiz_Q4.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"> (20.0K)</a>]]>
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| | A) | 6.25% |
| | B) | 12.5% |
| | C) | 25% |
| | D) | 50% |
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| 5 | |
Students guess the sum of two number cubes to determine who gets to erase the blackboards. John picks 4, Mary picks 7, Al picks 9, and Raschid picks 11. Who is most likely to win? |
| | A) | John |
| | B) | Mary |
| | C) | Al |
| | D) | Raschid |
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| 6 | |
Martina suspects that a coin is biased. She flipped it 10 times, and obtained 6 heads and 4 tails. |
| | A) | The coin is definitely biased. |
| | B) | The coin is likely to be biased. She could find out in 10 more flips. |
| | C) | The coin may or may not be biased. She could only find out with a large number of flips, such as 1000. |
| | D) | The coin is definitely not biased. |
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| 7 | |
Fort Cheery High School is planning a fall hike and picnic for the students. The weather forecast calls for a 10% chance of rain. What is the probability of no rain? |
| | A) | 10% |
| | B) | 50% |
| | C) | 70% |
| | D) | 90% |
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| 8 | |
Of the students going on the hike in question 7, 45% selected a hot dog for lunch, 35% selected a hamburger, and the rest selected a caesar salad. What is the probability that a student picked the salad? |
| | A) | 20% |
| | B) | 55% |
| | C) | 65% |
| | D) | 75% |
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| 9 | |
Elzbieta picked a card at random from a standard deck. What is the probability that she selected either a heart or a queen?
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| | A) |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070917612/198820/Math8_CH04_Quiz_Q9a.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"> (0.0K)</a>]]>
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| | B) |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070917612/198820/Math8_CH04_Quiz_Q9b.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"> (0.0K)</a>]]>
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| | C) |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070917612/198820/Math8_CH04_Quiz_Q9c.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"> (0.0K)</a>]]>
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| | D) |  <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070917612/198820/Math8_CH04_Quiz_Q9d.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"> (0.0K)</a>]]>
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| 10 | |
A poll by the student newspaper showed that Annika had the support of 34% of the students. Fred had the support of 38% of the students, and Giulia had the suppor of the rest of the students. If there are 500 students voting, how many votes would Guilia expect to get? |
| | A) | 250 |
| | B) | 190 |
| | C) | 170 |
| | D) | 140 |
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