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Key Concepts Section 1.2 Quiz
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1
Which diagram illustrates the subtraction ?

<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362679/pom9_ch1_sec2_quiz1_ques1.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>



A)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362679/pom9_ch1_sec2_quiz1_ques1a.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"> (7.0K)</a>

B)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362679/pom9_ch1_sec2_quiz1_ques1b.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"> (9.0K)</a>

C)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362679/pom9_ch1_sec2_quiz1_ques1c.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"> (8.0K)</a>

D)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362679/pom9_ch1_sec2_quiz1_ques1d.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"> (8.0K)</a>
2
Josie worked out the tip for a restaurant meal on an envelope like this: 15% = $3.00.
A)This is correct mathematical form.
B)This is bad mathematical form because the tip should be at least 25%.
C)This is bad mathematical form because the two sides of the relation are not equal.
D)This is bad mathematical form because a dollar sign should not be used in an equation.
3
Which integer is missing from this list? 81, 49, 4, 25, 16, 9, 36.
A)1
B)64
C)100
D)144
4
Chairs in an airport waiting room come in rows of 3. If two men may not sit next to each other, how many seating arrangements of men and women are possible in the block of 3 chairs?

<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973199/362679/pom9_ch1_sec2_quiz1_ques4.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>

A)2
B)3
C)4
D)5
5
Group the following numbers into groups of 3, such that the numbers in each group add to 99: 3, 8, 9, 25, 28, 38, 53, 65, 68. How many groups are possible with these numbers?
A)3 groups are possible.
B)2 groups are possible
C)1 group is possible.
D)No groups are possible.





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