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1. |
When you multiply 5 · (-1.4), you can think of that as ______. |
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A. |
(-1.4) + (-1.4) + (-1.4) + (-1.4) + (-1.4) |
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B. |
(-1.4) - (-1.4) - (-1.4) - (-1.4) - (-1.4) |
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C. |
5 · (-1.4) · 2 |
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D. |
(-1.4) · (-1.4) · (-1.4) · (-1.4) · (-1.4) |
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Hint |
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2. |
At the OldTyme Soda Fountain you can order floats made from cola, orange, or cherry flavored soda with either vanilla ice cream or vanilla frozen yogurt. Thus, there are 6 combinations of drinks possible (cola, ice cream), (cola, yogurt), (orange, ice cream), (orange, yogurt), (cherry, ice cream), and (cherry, yogurt). The list of all the possible outcomes is called the ______ . |
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A. |
combination space |
B. |
event space |
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C. |
sample space |
D. |
tree space |
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Hint |
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3. |
There are 3 types of soda and 2 types of ice cream or yogurt at the OldTyme Soda Fountain. The Fundamental Counting Principle tells you that there will be 6 possible combinations of soda and ice cream or yogurt because ______. |
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A. |
(3 + 2) + 1 = 6 |
B. |
(3 · 3 · 2) ÷ 3 = 6 |
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C. |
(3 · 2 · 2) ÷ 2 = 6 |
D. |
3 · 2 = 6 |
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Hint |
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4. |
The quotient  ÷  where b, c, d  0 is the same as _____. |
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A. |
 |
B. |
 |
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C. |
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D. |
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Hint |
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5. |
Which mathematical statement is not an example of the Division Property of Equality? |
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A. |
 |
B. |
 |
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C. |
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D. |
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Hint |
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6. |
 |
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A. |
-98 |
B. |
-2 |
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C. |
98 |
D. |
2 |
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Hint |
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7. |
Find three consecutive odd integers whose sum is -45. |
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A. |
-21, -19, -17 |
B. |
-16, -15, -14 |
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C. |
13, 15, 17 |
D. |
-17, -15, -13 |
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Hint |
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8. |
Solve the equation 7b + 3 = 5 + 7b. |
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A. |
2 |
B. |
The equation has no solution. |
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C. |
The equation is an identity, so it is true for all values of b. |
D. |
0 |
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Hint |
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9. |
The product of two rational numbers with the same sign is ______. |
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A. |
always positive |
B. |
always -1 |
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C. |
always negative |
D. |
negative or positive depending upon the rational numbers that are factors |
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Hint |
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10. |
Find the quotient -9.3 ÷ -3. |
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A. |
-27.9 |
B. |
27.9 |
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C. |
-3.1 |
D. |
3.1 |
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Hint |
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11. |
Solve the equation  = 3. |
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A. |
x = 39 |
B. |
x = 51 |
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C. |
x = 4 |
D. |
x = 5 |
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Hint |
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12. |
Marilyn and Rafael spent the same amount of money on school supplies this year. Marilyn bought 4 notebooks and spent $3 on other school supplies. Rafael bought 5 of the same notebooks and spent $1.75 on other school supplies. How much does one notebook cost? |
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A. |
$0.53 |
B. |
$0.14 |
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C. |
$1.25 |
D. |
$42.75 |
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Hint |
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13. |
Solve the equation 3( z – 2) + 4(z + 2) = z. |
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A. |
z = 0 |
B. |
z = -1 |
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C. |
no solution |
D. |
z =  |
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Hint |
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14. |
Solve the equation t + 2(3 – t) = 5t. |
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A. |
t = 2 |
B. |
t = 3 |
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C. |
t = 1 |
D. |
t =  |
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Hint |
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