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1. |
Which types of display is most appropriate for showing the data for coffee prices with ratings of V for very good, and F for fair? |
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A. |
scatter plot |
B. |
histogram |
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C. |
circle graph |
D. |
line plot |
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Hint |
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2. |
How would 9.3 × 10-7 be written in standard form? |
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A. |
0.00000093 |
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B. |
0.000000093 |
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C. |
930,000,000 |
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D. |
93,000,000 |
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Hint |
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3. |
What is the solution of 4.1 + 2p = 6.5? |
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A. |
6.5 |
B. |
2.4 |
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C. |
1.2 |
D. |
8.9 |
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Hint |
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4. |
The price of a computer system at an electronics store is $1099. Determine the percent of change in price if the computer system sold for $1349 a month earlier. |
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A. |
22.7% increase |
B. |
18.5% increase |
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C. |
18.5% decrease |
D. |
22.7% decrease |
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Hint |
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5. |
A bag contains 6 red marbles, 5 blue marbles, 5 yellow marbles, and 4 green marbles. What is the probability or randomly picking a marble that is blue? |
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A. |
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B. |
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C. |
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D. |
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Hint |
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6. |
Find the equation for the flowchart. |
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A. |
- 9 = 1 |
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B. |
- 1 = 9 |
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C. |
= 1 |
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D. |
- 9 = 1 |
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Hint |
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7. |
Write two expressions for the total number of blocks. |
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A. |
5(n – 1), 5n – 5 |
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B. |
5(n + 1), 5n + 5 |
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C. |
5(n – 5), 5n – 25 |
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D. |
5(n + 5), 5n + 25 |
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Hint |
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8. |
Use the clues on the dot diagram to find the unknown values. |
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A. |
a = 3, b = 15 |
B. |
a = 5, b = 17 |
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C. |
a = 1, b = 11 |
D. |
a = 10, b = 22 |
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Hint |
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9. |
How many squares do you add from Stage s to Stage s + 1 in the pattern below? |
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A. |
s + 1 squares |
B. |
0 squares |
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C. |
s + 2 squares |
D. |
s squares |
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Hint |
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10. |
Rewrite m8 ÷ n8 using a single base. |
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A. |
 |
B. |
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C. |
(m – n)8 |
D. |
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Hint |
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11. |
Simplify (153)2. |
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A. |
151 |
B. |
156 |
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C. |
157 |
D. |
155 |
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Hint |
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12. |
Find the relationship that is not proportional. |
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A. |
A = r2, where A is the area of a circle and r is the radius of the circle. |
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B. |
S = 180n – 360, where S is the sum of the interior angles in a polygon and n is the number of sides of the polygon. |
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C. |
m = 10c, where m is the number of millimeters and c is the number of centimeters. |
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D. |
p = 4s, where p is the perimeter of a square and s is the length of one side of the square. |
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Hint |
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13. |
The table below shows the times and distances from the start of a race between Maura and Beth. Find a true statement describing the race. |
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A. |
Beth and Maura were at the same distance from the start at 4 seconds. |
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B. |
Beth's rate was 3 m/s. |
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C. |
Maura's rate was 4 m/s. |
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D. |
Maura got a 5 meter head start before the race began. |
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Hint |
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14. |
Find a solution to the equation using guess-check-and-improve. 10a + 4(a + 1) = 32 |
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A. |
a = 10 |
B. |
a = 4 |
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C. |
a = 7 |
D. |
a = 2 |
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Hint |
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15. |
Find a solution to the equation using guess-check-and-improve.
 |
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A. |
n = 1 |
B. |
n = 2 |
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C. |
n = 6 |
D. |
n = 7 |
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Hint |
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16. |
The triangles below are congruent. Find a. |
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A. |
a = 8 |
B. |
a = 5 |
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C. |
a = 7 |
D. |
a = 6 |
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Hint |
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17. |
A triangle has sides of 6 in., 9 in., and 15 in. It is scaled to make a new triangle with one side that is 3 in. What might the scale factor be? |
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A. |
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B. |
all answers are correct |
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C. |
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D. |
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Hint |
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18. |
See the line graph below of George's, Jerry's, and Stanley's heights between the ages of 5 and 14 years. Between which two years did George grow the least? |
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A. |
7–8 years |
B. |
5–6 years |
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C. |
12–13 years |
D. |
11–12 years |
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Hint |
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19. |
What is the form of an equation for a doubling pattern? |
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A. |
y = x + 2 |
B. |
y = 2x |
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C. |
2y = x |
D. |
y = x2 |
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Hint |
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20. |
Use a tree diagram to help you find the probability of rolling a 4 on a number cube on the first roll, and a 5 on the second roll. |
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A. |
 |
B. |
, or  |
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C. |
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D. |
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Hint |
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