| |
| |
1. |
Find the excluded value(s) for the rational expression . |
| |
|
A. |
0 |
B. |
-4, 4 |
| |
|
C. |
-1 |
D. |
-1, 4 |
| |
|
Hint |
|
| |
2. |
Find the quotient (3a2 + 10a - 3) ÷ (a + 4). |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
3a - 2 + 5 or 3a + 3 |
D. |
 |
| |
|
Hint |
|
| |
3. |
Find the difference . |
| |
|
A. |
-5 |
B. |
 |
| |
|
C. |
5 |
D. |
 |
| |
|
Hint |
|
| |
4. |
Find the LCM for 27ab2 and 36a2b3. |
| |
|
A. |
36ab2 |
B. |
9ab2 |
| |
|
C. |
108a2b3. |
D. |
108ab2 |
| |
|
Hint |
|
| |
5. |
Which step is not used in solving a rational equation? |
| |
|
A. |
Divide each side of the equation by the LCD. |
B. |
Find the LCD of each term. |
| |
|
C. |
Use the Distributive Property to simplify. |
D. |
Multiply each side of the equation by the LCD. |
| |
|
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 product . |
| |
|
A. |
4x3 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
8. |
Find the product . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
9. |
Find (9x2 – 16) ÷ (x + 2). |
| |
|
A. |
3x – 1 |
B. |
9x – 18 +  |
| |
|
C. |
3x – 1 +  |
D. |
9x – 18 |
| |
|
Hint |
|
| |
10. |
Find the sum . |
| |
|
A. |
2 |
B. |
4 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
11. |
You are throwing a smore party. A smore needs one marshmallow one chocolate bit and one graham cracker. A bag of marshmallows has 40 marshmallows, a box of chocolate has 16 pieces, and a box of graham crackers has 20. How many of each do you need to buy in order to have no ingredients left over after making as many smores as possible? |
| |
|
A. |
80 bags of marshmallows, 80 boxes of chocolate, 80 boxes of graham crackers. |
| |
|
B. |
40 bags of marshmallows, 40 boxes of chocolate, 40 boxes of graham crackers. |
| |
|
C. |
2 bags of marshmallows, 5 boxes of chocolate, 4 boxes of graham crackers. |
| |
|
D. |
4 bags of marshmallows, 5 boxes of chocolate, 2 boxes of graham crackers. |
| |
|
Hint |
|
| |
12. |
Solve the equation . |
| |
|
A. |
j = -4 |
B. |
j =  |
| |
|
C. |
j =  |
D. |
j = 4 |
| |
|
Hint |
|
|
|