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1
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973350/449925/ML7_ch9_quiz_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"> (2.0K)</a> Which addition statement is represented by the integer chips?
A)(+6) + (+4)
B)(+6) + (–4)
C)(–6) + (+4)
D)(–6) + (–4)
2
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973350/449925/ML7_ch9_quiz_ques2.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"> (3.0K)</a> Which addition statement is represented on the number line?
A)(+6) + (+7)
B)(+6) + (–7)
C)(–6) + (+7)
D)(–6) + (–7)
3
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973350/449925/ML7_ch9_quiz_ques3.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>Which subtraction statement is represented by the set of diagrams?
A)(+4) – (+5)
B)(+4) – (–5)
C)(–4) – (+5)
D)(–4) – (–5)
4
Add (–7) + (–8).
A)–15
B)–1
C)+1
D)+15
5
Subtract (–7) – (–8).
A)–11
B)–7
C)+1
D)+11
6
Michel opened an ice-cream cart at the beach. During his first week, he gave away free samples, and lost $120. During the second week, he made a profit of $180. Determine Michel's total profit or loss over the first two weeks of operation.
A)Loss of $120
B)Loss of $60
C)Profit of $300
D)Profit of $60
7
Refer to question 6. How much better were Michel's profits in the second week than in the first week?
A)$300
B)$180
C)$120
D)$60
8
The temperature in Whitehorse, Yukon was –12º C at noon. By midnight, the temperature had dropped by 14º C. What was the temperature at midnight?
A)–2º C
B)–12º C
C)–14º C
D)–26º C
9
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973350/449925/ML7_ch9_quiz_ques9.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> Tomoko's family camped overnight in Beatty, Nevada, at an elevation of 1008 m above sea level. The next day they drove to visit Death Valley National Monument, and stopped at Badwater, which was 86 m below sea level. What was the change in altitude between Beatty and Badwater?
A)–1094 m.
B)–922 m.
C)922 m
D)2188 m
10
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0070973350/449925/ML7_ch9_quiz_ques10.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"> (11.0K)</a> Fathaiya's strokes above or below par for a round of miniature golf are shown. How far above or below par was she after completing 9 holes?
A)–1
B)0
C)+1
D)+2





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