| |
| |
1. |
Solve = 7. |
| |
|
A. |
33.3 |
B. |
6.79 |
| |
|
C. |
7.21 |
D. |
1.47 |
| |
|
Hint |
|
| |
2. |
Write an integer to represent a debt of $45. |
| |
|
A. |
|-45| |
B. |
-45 and +45 |
| |
|
C. |
+ 45 |
D. |
-45 |
| |
|
Hint |
|
| |
3. |
Find the sum of . |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
4. |
To burn off the Calories from a 12-ounce can of regular cola, you would have to cycle 24 minutes at 13 miles per hour. How long would you have to cycle at the same speed to burn off the Calories from a 20-ounce bottle of soda? |
| |
|
A. |
30 minutes |
B. |
20 minutes |
| |
|
C. |
10 minutes |
D. |
40 minutes |
| |
|
Hint |
|
| |
5. |
Kylie designed a logo for her school. The logo, which is 3 inches wide and 5 inches long, will be enlarged and used on a school sweatshirt. If the logo will be 4.5 inches wide on the sweatshirt, find its length. |
| |
|
A. |
7.5 inches |
B. |
0.3 inches |
| |
|
C. |
3.3 inches |
D. |
6 inches |
| |
|
Hint |
|
| |
6. |
The formula gives the minimum speed s of a car in miles per hour, where d is the distance in feet the car skidded after its brakes were applied and f is a drag factor that depends on the road surface. A car left skid marks for 80 feet on a dry, concrete road surface with a drag factor of 0.82. Find the minimum speed to the nearest mile per hour. |
| |
|
A. |
48 miles per hour |
B. |
42 miles per hour |
| |
|
C. |
46 miles per hour |
D. |
44 miles per hour |
| |
|
Hint |
|
| |
7. |
Determine whether the number is rational or irrational. |
| |
|
A. |
rational |
B. |
both |
| |
|
C. |
neither |
D. |
irrational |
| |
|
Hint |
|
| |
8. |
Solve x = . |
| |
|
A. |
x = -972 |
B. |
x = -108 |
| |
|
C. |
x = 108 |
D. |
x = 972 |
| |
|
Hint |
|
| |
9. |
Express 7.6109 × 108 in standard form. |
| |
|
A. |
761,090,000 |
B. |
7,610,900,000 |
| |
|
C. |
76,109,000 |
D. |
0.000000076109 |
| |
|
Hint |
|
| |
10. |
The area of a rectangle is 60 in2. Find the width of the rectangle if the length is 12 in. |
| |
|
A. |
5 in. |
B. |
in. |
| |
|
C. |
2 in. |
D. |
3 in. |
| |
|
Hint |
|
| |
11. |
A triangle has sides 5 inches, 7 inches, and 10 inches. Is this a right triangle? Why? |
| |
|
A. |
No, because 5 + 7 10. |
| |
|
B. |
Yes, because 5 + 7 > 10. |
| |
|
C. |
No, because 52 + 72 102. |
| |
|
D. |
Yes, because 52 + 72 = 102. |
| |
|
Hint |
|
| |
12. |
Find the distance between the points (-7, -10) and (-5, -1). |
| |
|
A. |
9.2 units |
B. |
8.8 units |
| |
|
C. |
7 units |
D. |
5.5 units |
| |
|
Hint |
|
| |
13. |
Which value of t makes the sum of t and 14 equal -8? |
| |
|
A. |
22 |
B. |
-6 |
| |
|
C. |
6 |
D. |
-22 |
| |
|
Hint |
|
| |
14. |
Write as a decimal. |
| |
|
A. |
0.35 |
B. |
0.26 |
| |
|
C. |
0.65 |
D. |
0.52 |
| |
|
Hint |
|
| |
15. |
Five boxes are 3 , 4 , 4 , 3 , and 3 inches high. If these boxes were stacked one on top of another, what is the total height of the boxes. |
| |
|
A. |
15 inches |
B. |
30 inches |
| |
|
C. |
20 inches |
D. |
25 inches |
| |
|
Hint |
|
| |
16. |
Evaluate x2 · y3 if x = 6 and y = 3. |
| |
|
A. |
108 |
B. |
1,944 |
| |
|
C. |
972 |
D. |
324 |
| |
|
Hint |
|
| |
17. |
The amount of time in hours a thunderstorm will last can be estimated using the expression , where d represents the distance across the storm in miles. Estimate how much longer a storm that is 8 miles across will last than a storm that is 3 miles across? |
| |
|
A. |
3 hours |
B. |
1 hour |
| |
|
C. |
4 hours |
D. |
2 hours |
| |
|
Hint |
|
| |
18. |
The price of various size jars of spaghetti sauce are given in the table. Which size costs the least per ounce? |
| |
|
 |
| |
|
A. |
12 ounces |
B. |
20 ounces |
| |
|
C. |
16 ounces |
D. |
26 ounces |
| |
|
Hint |
|
| |
19. |
Find the slope of the line. |
| |
|
 |
| |
|
A. |
2 |
B. |
1 |
| |
|
C. |
0 |
D. |
-1 |
| |
|
Hint |
|
| |
20. |
The Washington Monument is about 555 feet tall. Bento wants to make a model of the monument that is between 10 and 12 inches tall. Choose an appropriate scale for Bento to use. |
| |
|
A. |
1 inch = 60 feet |
B. |
1 inch = 50 feet |
| |
|
C. |
1 inch = 70 feet |
D. |
1 inch = 40 feet |
| |
|
Hint |
|
|
|