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Chapter 1 Standardized Test Practice
Pages 58–59
1.
C; there are 15 hours between 7
A
.
M
.and
10
P
.
M
.,
so there are 15
?
60
5
900 minutes during that
time. Then Juanita blinks 11
?
900 or 9900 times
during the time she is awake.
2.
A
3.
B;
}
2
x
2
1
2
x
1
1
2
x
4
1
16
} 5
¬
}
2(
x
2
2(
1
x
1
6
x
2
1
)
8)
}
5
¬
}
2(
x
2
1
(
x
4
1
)(
x
2
1
)
2)
}
5
¬
x
1
4
4.
A; three noncollinear points determine a plane, so
if the two planes are distinct, their intersection is
not a plane. Two planes intersect in only one line.
5.
B; 1 fathom
5
6 feet so 55 fathoms
5
55(6) or
330 feet, which is 110 yards.
6.
C; use the Pythagorean Theorem, where
x
is the
height up the side of the house that the ladder
reaches.
(18)
2
5
¬
(6)
2
1
x
2
324
5
¬
36
1
x
2
288
5
¬
x
2
17.0
<
¬
x
7.
C;
m
/
ABD
5
¬
m
/
CBD
2
x
1
14
5
¬
5
x
2
10
2
x
1
14
1
10
5
¬
5
x
2
10
1
10
2
x
1
24
5
¬
5
x
2
x
1
24
2
2
x
5
¬
5
x
2
2
x
24
5
¬
3
x
8
5
¬
x
m
/
ABD
5
2
x
1
14
5
2(8)
1
14
5
30
8.
D; let
x
be the measure of
/
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This note was uploaded on 12/19/2011 for the course MAC 1140 taught by Professor Dr.zhan during the Fall '10 term at UNF.
 Fall '10
 Dr.Zhan
 Calculus, PreCalculus

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