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1
Which expression is equivalent to (-3) + (-3) + (-3) + (-3)?
A)3 x (-3)
B)4 x (-4)
C)4 x (-3)
D)3 x (-4)
2
Which multiplication statement do the integer chips model?
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A)(-2) x (-4)
B)(+2) x (-4)
C)(-2) x (+4)
D)(+2) x (+4)
3
Which expression is equal to -2?
A)(-4) x (+2)
B)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0070973385/505858/image024.gif','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>
C)(-1) - (-1)
D)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0070973385/505858/image028.gif','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>
4
Which expression equals (−2) x (+4)?
A)(−8) ÷ (−1)
B)(+8) ÷ (−1)
C)(−4) ÷ (+2)
D)(−8) x (−1)
5
Evaluate (+4) x (−6) ÷ (−8) - (−2) .
A)−3
B)−1
C)+5
D)+8
6
What division statement does the diagram shown represent?
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A)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0070973385/505858/image045.gif','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>
B)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0070973385/505858/image047.gif','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>
C)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0070973385/505858/image049.gif','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>
D)<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0070973385/505858/image051.gif','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>
7
A pilot needed to lose 2000 m of altitude to make a landing. She set up a descent rate of 500 m/min. How long did it take to lose the altitude?
A)4 min
B)2 min
C)1 min
D)0.25 min
8
A scuba diver measured the temperature of the water as he descended to a plane wreck at a depth of 20 m. At the surface the temperature was 12ºC, and it decreased to 8ºC at the wreck. What was the average rate of temperature change?
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A)–0.1 ºC per m
B)–0.2 ºC per m
C)–0.6 ºC per m
D)–1.0 ºC per m
9
May Wah has budgeted $2800 for a two-week trip to Europe. On average, how much can she spend per day?
A)$400
B)$300
C)$200
D)$100
10
Evaluate
<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=gif::::/sites/dl/free/0070973385/505858/image053.gif','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>

A)–2
B)+2
C)–1
D)+1







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