| |
| |
1. |
Name the sets of numbers to which the value of -16 ÷ 50 belongs. |
| |
|
A. |
reals (R), rationals (Q) |
| |
|
B. |
reals (R), rationals (Q), integers (Z), whole numbers (W) |
| |
|
C. |
reals (R), irrationals (I) |
| |
|
D. |
reals (R), rationals (Q), integers (Z) |
| |
|
Hint |
|
| |
2. |
Marty has a piece of rope with exactly 7 knots tied at equal intervals as shown. Using the rope, he wants to make triangles so that each vertex of the triangle occurs at a knot. How many different triangles can Marty make? |
| |
|
 |
| |
|
A. |
3 |
B. |
2 |
| |
|
C. |
1 |
D. |
4 |
| |
|
Hint |
|
| |
3. |
Write an equation for the graph shown below. |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
y = (x + 2)2 - 1 |
| |
|
Hint |
|
| |
4. |
Find (x + 3)(x - 5). |
| |
|
A. |
x2 + 2x - 15 |
B. |
x2 - 2x - 15 |
| |
|
C. |
x2 - 15 |
D. |
x2 + 8x - 15 |
| |
|
Hint |
|
| |
5. |
 |
| |
|
 |
| |
|
A. |
7.2 |
B. |
2.2 |
| |
|
C. |
3.6 |
D. |
4.4 |
| |
|
Hint |
|
| |
6. |
If a stone is dropped at random on the arrangement of tiles shown, what is the probability the stone lands on a black tile? |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
7. |
Find the surface area to the nearest tenth of a sphere with a diameter of 1.2 meters. |
| |
|
A. |
18.1 m2 |
B. |
7.2 m2 |
| |
|
C. |
4.5 m2 |
D. |
0.9 m2 |
| |
|
Hint |
|
| |
8. |
What is the locus of all points in a plane that are equidistant from two distinct points X and Y in that plane? |
| |
|
A. |
midpoint of  |
B. |
perpendicular bisector of  |
| |
|
C. |
circle with center X |
D. |
circle with center Y |
| |
|
Hint |
|
| |
9. |
Find the value of x so  |
| |
|
 |
| |
|
A. |
90 |
B. |
-6 |
| |
|
C. |
5 |
D. |
6 |
| |
|
Hint |
|
| |
10. |
Find the area of this figure. |
| |
|
 |
| |
|
A. |
104 sq. units |
B. |
168 sq. units |
| |
|
C. |
98 sq. units |
D. |
200 sq. units |
| |
|
Hint |
|
| |
11. |
Find the volume of the pyramid. (Round to the nearest whole number.) |
| |
|
 |
| |
|
A. |
144 m3 |
B. |
156 m3 |
| |
|
C. |
115 m3 |
D. |
124 m3 |
| |
|
Hint |
|
| |
12. |
Andre mows lawns as a summer job. On average, he can mow 3 lawns in 2 hours and 15 minutes. At this rate, how long would it take Andre to mow 5 lawns? |
| |
|
A. |
3 hours and 58 minutes |
| |
|
B. |
3 hours and 45 minutes |
| |
|
C. |
4 hours and 15 minutes |
| |
|
D. |
3 hours and 30 minutes |
| |
|
Hint |
|
| |
13. |
The temperature in degrees Fahrenheit can be expressed by the function F(c) = 1.8c + 32 where c is the temperature in degrees Celsius. Find the temperature in degrees Fahrenheit (to the nearest degree) if it is 18° C outside. |
| |
|
A. |
212 |
B. |
64 |
| |
|
C. |
20 |
D. |
42 |
| |
|
Hint |
|
| |
14. |
Simplify:  |
| |
|
A. |
16 |
B. |
 |
| |
|
C. |
no real roots |
D. |
-16 |
| |
|
Hint |
|
| |
15. |
How many different two-person teams can be made from 6 people? |
| |
|
A. |
360 |
B. |
30 |
| |
|
C. |
120 |
D. |
15 |
| |
|
Hint |
|
| |
16. |
Baseball players are trying to show that they deserve more money. Their owner is paying 10 of them $1 million, 8 of them $2 million, and 3 of them $15 million. To support their case, which measure of central tendency should they use? |
| |
|
A. |
median |
B. |
mean |
| |
|
C. |
standard deviation |
D. |
mode |
| |
|
Hint |
|
| |
17. |
is a real number and and is a real number and Which is the graph of  |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
18. |
What is the value of cell D3? |
| |
|
 |
| |
|
A. |
27 |
B. |
7 |
| |
|
C. |
3 |
D. |
9 |
| |
|
Hint |
|
| |
19. |
What are the next 3 terms in the sequence 2, 7, 12, 17…? |
| |
|
A. |
22, 27, 32 |
B. |
29, 32, 37 |
| |
|
C. |
22, 28, 34 |
D. |
23, 29, 35 |
| |
|
Hint |
|
| |
20. |
What best describes the construction? |
| |
|
 |
| |
|
A. |
pentagon inscribed in a circle |
B. |
hexagon inscribed in a circle |
| |
|
C. |
pentagon circumscribed around a circle |
D. |
hexagon circumscribed around a circle |
| |
|
Hint |
|
|
|