| |
| |
1. |
Use estimation to place the decimal point in the product 18.7 × 21 = 3927. |
| |
|
A. |
392.7 |
B. |
3.927 |
| |
|
C. |
39.27 |
D. |
3927.0 |
| |
|
Hint |
|
| |
2. |
Find 4.2 × 7.5. |
| |
|
A. |
0.315 |
B. |
3.15 |
| |
|
C. |
31.5 |
D. |
31.4 |
| |
|
Hint |
|
| |
3. |
Find the GCF of 24 and 54. |
| |
|
A. |
3 |
B. |
6 |
| |
|
C. |
2 |
D. |
12 |
| |
|
Hint |
|
| |
4. |
Which number is a solution to x + 7 = 16? |
| |
|
A. |
8 |
B. |
10 |
| |
|
C. |
9 |
D. |
23 |
| |
|
Hint |
|
| |
5. |
Express 2 as a decimal. |
| |
|
A. |
275 |
B. |
0.75 |
| |
|
C. |
 |
D. |
2.75 |
| |
|
Hint |
|
| |
6. |
Find the next term in the sequence 3, 9, 15, 21, … |
| |
|
A. |
25 |
B. |
36 |
| |
|
C. |
27 |
D. |
63 |
| |
|
Hint |
|
| |
7. |
A line plot gives a fairly good representation of the distribution of data. |
| |
|
A. |
False, the best distribution is always shown with a circle graph. |
| |
|
B. |
False, because the data that occurs the most is not shown. |
| |
|
C. |
False, because not all of the data is represented. |
| |
|
D. |
True |
| |
|
Hint |
|
| |
8. |
Find . Write the difference in simplest form. |
| |
|
A. |
 |
B. |
 |
| |
|
C. |
 |
D. |
-2 |
| |
|
Hint |
|
| |
9. |
Three more than the product of 6 and a number is 51. Write an equation and find the number. |
| |
|
A. |
3n(6) = 51;  |
| |
|
B. |
6n + 3 = 51; 8 |
| |
|
C. |
3 + 6n = 51; 15 |
| |
|
D. |
6 + n + 3 = 51; 42 |
| |
|
Hint |
|
| |
10. |
Express 48% as a decimal. |
| |
|
A. |
0.048 |
B. |
4.8 |
| |
|
C. |
48 |
D. |
0.48 |
| |
|
Hint |
|
| |
11. |
Find the area of the triangle. |
| |
|
 |
| |
|
A. |
28 square units |
B. |
96 square units |
| |
|
C. |
48 square units |
D. |
20 square units |
| |
|
Hint |
|
| |
12. |
In a game of What's My Rule? the first clue was ''3 gives 3.'' Write a rule that fits this clue. |
| |
|
A. |
output = input + 3 |
B. |
output = 2 ÷ input + 0 |
| |
|
C. |
output = input × 0 |
D. |
output = (input + input) ÷ 2 |
| |
|
Hint |
|
| |
13. |
How many toothpicks are in Term 78? |
| |
|
 |
| |
|
A. |
234 |
B. |
471 |
| |
|
C. |
468 |
D. |
465 |
| |
|
Hint |
|
| |
14. |
Which type of graph would you use if the data was divided into equal intervals, and the height of each bar showed the number of data values in that interval? |
| |
|
A. |
histogram |
B. |
bar graph |
| |
|
C. |
line graph |
D. |
pictograph |
| |
|
Hint |
|
| |
15. |
The following Chapter 6 test scores, out of 100 points, were taken from the fourth period class. Which type of graph would you not want to use to display the results? 86, 79, 92, 96, 88, 85, 80, 88, 83, 77, 81, 72, 90, 69, 89 |
| |
|
A. |
stacked bar graph |
B. |
stem-and-leaf-plot |
| |
|
C. |
line plot |
D. |
histogram |
| |
|
Hint |
|
| |
16. |
The following explanation of a rule is for a toothpick sequence. Find the correct rule if n is used to represent the term number and t to represent the number of toothpicks. |
| |
|
 |
| |
|
A. |
t = 1 + 2n |
B. |
t = 2n + (n – 1) |
| |
|
C. |
t = 2 + (n – 1) |
D. |
t = 2n – 1 |
| |
|
Hint |
|
| |
17. |
In a basketball game, the number of points scored for a team consists of two-point field goals, three-point field goals, and (one-point) free throws. If x represents two-point field goals, y represents three-point field goals, z represents free throws, and p represents the total number of points, write a rule for calculating the total points scored in the game. |
| |
|
A. |
p = 2x – 3y – z |
B. |
p = x + 2y + 3z |
| |
|
C. |
p = 2x + 3y + z |
D. |
p = 2x + 3y – z |
| |
|
Hint |
|
| |
18. |
Luis is l inches tall. Taylor is 10 inches shorter than Luis. Isabel is as tall as Luis. Alexa is 6 inches taller than Isabel. Using l, t, i, and a for the heights of Luis, Taylor, Isabel, and Alexa respectively, which rule does not describe one of the situations above? |
| |
|
A. |
a = 6 + i |
B. |
l = 6a + t |
| |
|
C. |
t = l – 10 |
D. |
i = l |
| |
|
Hint |
|
| |
19. |
Find a rule involving the sum of four consecutive whole numbers. |
| |
|
A. |
the sum of four consecutive whole numbers equals three times the sum of the middle two numbers |
| |
|
B. |
the sum of four consecutive whole numbers equals two times the last number |
| |
|
C. |
the sum of four consecutive whole numbers equals three times the second number |
| |
|
D. |
the sum of four consecutive whole numbers equals two times the sum of the first and last numbers |
| |
|
Hint |
|
| |
20. |
How can you find the distance around a circle? |
| |
|
A. |
evaluate the formula for the circumference |
| |
|
B. |
draw a polygon that closely matches the circle, then measure the sides of the new polygon |
| |
|
C. |
use string to measure around a circle, then measure the string |
| |
|
D. |
all answers are correct |
| |
|
Hint |
|
|
|