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MA 11100
Exam 1A
Fall 2009
1
1)
Which choice is a translation of the phrase ‘half of the sum of two and a
number’?
Let
x
represent the number.
1
2
1
2
1
2
1
2
1
2
(2
)
2
(2 )
(2
)
2
x
A
x
B
x
C
x
D
x
E
+
⋅ +
+
+
+
2)
Which of the following would be the same as the following set?
{0,1,2,3,4,5,6}
{  is a natural number less than 7}
{  is a whole number less than 7}
{  is an real number between 0 and 7}
{  is a real number less than or equal to 6}
A
x x
B
x x
C
x x
D
x x
E
{  is a rational number between
1 and 7}
x x

3)
Evaluate using the rules for the order of operations.
Give answer in simplest
form.
2
2
4
3(12 8)
3(4 1) 1
+



32
5
8
4
38
11
A
B
C
D
E
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View Full DocumentMA 11100
Exam 1A
Fall 2009
2
4)
Solve this equation.
1
3
(3
5)
3
2
x
x

=

3
2
11
6
11
6
1
2
1
6
A
x
B
x
C
x
D
x
E
x
= 
= 
=
= 
=
5)
Three
consecutive positive odd
integers
are such that the sum of the middle and
twice the largest is the same as twelve less than 5 times the smallest.
What is true
about the
middle or second
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 Spring '08
 Staff
 Algebra

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