1.
Simplify the rational expression
.
A.
B.
C.
D.
Hint
2.
What is the reciprocal of
x
- 2?
A.
B.
C.
x
+ 2
D.
Hint
3.
Find the quotient (3
a
2
+ 10
a
- 3) ÷ (
a
+ 4).
A.
B.
3
a
- 2 + 5 or 3
a
+ 3
C.
D.
Hint
4.
Which statement is true?
A.
To add fractions with like denominators you should add the numerators and write the sum over the common denominator.
B.
To add fractions with like denominators you should add the numerators and write the sum over the denominator multiplied by 2.
C.
To add fractions with like denominators you should add the numerators and add the denominators.
D.
To add fractions with like denominators you should add the numerators and write the sum over the denominator squared.
Hint
5.
A tour boat has a maximum speed of 12 miles per hour in still water. At this rate, a 32-mile trip downstream took the same amount of time as a 16-mile trip against the current. What was the rate of the current?
A.
10 mph
B.
2 mph
C.
4 mph
D.
8 mph
Hint
6.
Dante used 25% of his money in one day. Express 25% as a fraction in simplest form.
A.
B.
C.
4
D.
Hint
7.
Find the quotient
.
A.
B.
C.
D.
Hint
8.
Find (6
x
2
+ 8
x
+ 5) ÷ (3
x
+ 1).
A.
4
x
+ 5
B.
4
x
+ 5 +
C.
2
x
+ 2
D.
2
x
+ 2 +
Hint
9.
Find the sum
.
A.
B.
C.
D.
Hint
10.
The least common multiple is_______.
A.
the greatest number that is a factor of two or more numbers
B.
the least number that is a factor of two or more numbers
C.
the greatest number that is a common multiple of two or more numbers
D.
the least number that is a common multiple of two or more numbers
Hint
11.
Write
with the same LCD.
A.
B.
C.
D.
Hint
12.
Solve the equation
.
A.
g =
B.
g =
C.
g =
D.
g =
Hint