| |
| |
1. |
The perimeter of a rectangle is 48 centimeters. What are the dimensions of the rectangle with the greatest area? |
| |
|
A. |
12 cm by 12 cm |
B. |
14 cm by 10 cm |
| |
|
C. |
18 cm by 6 cm |
D. |
16 cm by 8 cm |
| |
|
Hint |
|
| |
2. |
The surface area of the rectangular solid below is the sum of the areas of its faces. If each edge is increased by 2 inches, how many time greater is the resulting surface area than the original surface area? |
| |
|
 |
| |
|
A. |
1.54 |
B. |
1.41 |
| |
|
C. |
1.36 |
D. |
1.25 |
| |
|
Hint |
|
| |
3. |
Mia is training for the start of soccer season. One day she did 10 minutes of stretching exercises followed by a 23-minute run. After a 6-minute cool down period, she spent the next hour weight training. She finished her training session with another 5 minutes of stretching. If she finished her workout at 9:43 A.M., what time did she begin? |
| |
|
A. |
8:32 |
B. |
9:43 |
| |
|
C. |
7:59 |
D. |
11:27 |
| |
|
Hint |
|
| |
4. |
Isaac sold his old car, which averaged 24 miles per gallon of gasoline. He bought a new car that averages 32 miles per gallon. If he drives his car 14,000 miles this year, and gasoline cost about $1.59 per gallon, how much can expect to save in gasoline costs each year? |
| |
|
A. |
$145.83 |
B. |
$927.50 |
| |
|
C. |
$695.63 |
D. |
$231.87 |
| |
|
Hint |
|
| |
5. |
An electronics store carries 3 different home theater systems, 5 different DVD players, and 6 different VCRs. If you buy one of each item, how many different entertainment systems are there? |
| |
|
A. |
14 |
B. |
60 |
| |
|
C. |
15 |
D. |
90 |
| |
|
Hint |
|
|
|