| |
| |
1. |
Rewrite 16 × 0.4 + 16 × 10 using the distributive property. |
| |
|
A. |
16(0.4 + 10) |
B. |
16 + (0.4 + 10) |
| |
|
C. |
16 + (0.4 × 10) |
D. |
16(0.4 × 10) |
| |
|
Hint |
|
| |
2. |
How could you find 5 × 17 mentally using the distributive property? |
| |
|
A. |
5 × 10 × 5 × 7 |
B. |
5 × 10 - 5 × 7 |
| |
|
C. |
5 × 10 + 5 × 7 |
D. |
5 + 10 × 5 + 7 |
| |
|
Hint |
|
| |
3. |
Write the equivalent fractions represented by the models. |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
4. |
Find the value of x in the equation  . |
| |
|
A. |
-10 |
B. |
6 |
| |
|
C. |
-30 |
D. |
14 |
| |
|
Hint |
|
| |
5. |
Express the ratio 15 red marbles out of 50 marbles as a fraction in simplest form. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
6. |
In Crestview Middle School, 12 out of 16 students are right handed. If there are 400 students in the school, how many are right handed? |
| |
|
A. |
350 |
B. |
200 |
| |
|
C. |
250 |
D. |
300 |
| |
|
Hint |
|
| |
7. |
Find –2 × 5. |
| |
|
A. |
–10 |
B. |
3 |
| |
|
C. |
10 |
D. |
–7 |
| |
|
Hint |
|
| |
8. |
Using n to represent the number of blocks in each bag, write an algebraic expression for the total number of blocks. |
| |
|
 |
| |
|
A. |
4n + 3 |
B. |
3n + 3 |
| |
|
C. |
4n + 4 |
D. |
3n + 4 |
| |
|
Hint |
|
| |
9. |
Rewrite 4x + 48 by inserting parentheses. |
| |
|
A. |
12(4x + 4) |
| |
|
B. |
x(4 + 12) |
| |
|
C. |
(4x + 12) |
| |
|
D. |
4(x + 12) |
| |
|
Hint |
|
| |
10. |
How many blocks are used in Stages 1–3? |
| |
|
 |
| |
|
A. |
3, 6, 10 |
B. |
9, 15, 21 |
| |
|
C. |
3, 7, 10 |
D. |
4, 7, 10 |
| |
|
Hint |
|
| |
11. |
Draw a top-count view for the structure represented below. |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
12. |
For each 1 cubic unit of volume, how many square units of surface area are there? |
| |
|
 |
| |
|
A. |
3.8 |
B. |
4.2 |
| |
|
C. |
3.4 |
D. |
4.5 |
| |
|
Hint |
|
| |
13. |
Find how many units left or right and how many units up or down you must move to get from the first endpoint to the second.(–2, 4) to ( 6, –6) |
| |
|
A. |
right 8, down 10 |
B. |
right 10, down 8 |
| |
|
C. |
left 10, up 8 |
D. |
left 8, up 10 |
| |
|
Hint |
|
| |
14. |
Suppose Bruno walks 2.5 meters per second across a room that is 20 meters wide. He starts at the left wall and moves across the room to the right wall. Find the table that represents the relationship between distance from the right wall and time. |
| |
|
A. |
 |
| |
|
B. |
 |
| |
|
C. |
 |
| |
|
D. |
 |
| |
|
Hint |
|
| |
15. |
How many dots will it take to build Stage 33? |
| |
|
 |
| |
|
A. |
59 |
B. |
11 |
| |
|
C. |
33 |
D. |
67 |
| |
|
Hint |
|
| |
16. |
Find a solution to the equation using guess-check-and-improve.
–25 – 3k = –7 + 3k |
| |
|
A. |
k = 1 |
B. |
k = 4 |
| |
|
C. |
k = –3 |
D. |
k = –6 |
| |
|
Hint |
|
| |
17. |
Find how many blocks are in each bag to balance the scale. |
| |
|
 |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
 |
| |
|
Hint |
|
| |
18. |
What is the final answer to this Think of a Number trick?
Think of a number.
Subtract 6.
Multiply by –3.
Subtract 18. |
| |
|
A. |
the answer is 1.5 times the number you started with |
| |
|
B. |
the answer is –1.5 times the number you started with |
| |
|
C. |
the answer is –3 times the number you started with |
| |
|
D. |
the answer is 3 times the number you started with |
| |
|
Hint |
|
| |
19. |
Find the surface area of the rectangular prism after it has been scaled by . |
| |
|
 |
| |
|
A. |
108 m2 |
B. |
24.75 m2 |
| |
|
C. |
27 m2 |
D. |
6,912 m2 |
| |
|
Hint |
|
| |
20. |
Use the graph to find the positive solution to 475 = 4.9x2. |
| |
|
 |
| |
|
A. |
x = 8.1 |
B. |
x = 9.3 |
| |
|
C. |
x = 8.9 |
D. |
x = 9.8 |
| |
|
Hint |
|
|
|