Timed Mini Exam 39 — Timed Mini Exams

Questions in this quiz (10)

1. If $$-0.4$$ is an estimate of the number corresponding to one of the labeled points on the number line, which point is it?

   • $$P$$
   • $$Q$$
   • $$R$$
   • $$S$$

2. Which expression is equivalent to:$$7^3\times7^5$$

   • $$7^2$$
   • $$7^8$$
   • $$7^{15}$$
   • $$49^8$$

3. The ratio of full-time employees to part-time employees at a company is $$5:4$$. If the company has $$35$$ full-time employees, how many part-time employees does it have?

   • $$20$$
   • $$25$$
   • $$28$$
   • $$44$$

4. If $$3y+8=29,$$ what is the value of $$y$$?

   • $$y=5$$
   • $$y=7$$
   • $$y=9$$
   • $$y=12$$

5. Line $$z$$ is perpendicular to the line $$y=-x+5$$. Line $$z$$ passes through the points $$(0,-2)$$ and $$(x,5)$$. What is the value of $$x$$?

   • $$x=5$$
   • $$x=7$$
   • $$x=9$$
   • $$x=12$$

6. Which expression is equivalent to:$$x^2-12x+32$$

   • $$(x-2)(x-16)$$
   • $$(x-4)(x-8)$$
   • $$(x+4)(x+8)$$
   • $$(x-6)^2$$

7. The bar graph shows the average number of children per household for five generations of the Dexter family. If the trend shown in the graph continues, which number of children is least likely to be the average for the sixth generation?

   • $$0$$
   • $$1$$
   • $$2$$
   • $$3$$

8. A $$9$$-foot ladder is placed against a building. The top of the ladder reaches a window that is $$6$$ feet above the ground. To the nearest tenth of a foot, how far is the bottom of the ladder from the building?

   • $$1.7$$ feet
   • $$2.4$$ feet
   • $$6.7$$ feet
   • $$10.8$$ feet

9. The probability of selecting a fork from a drawer is $$\frac{4}{13}$$. One utensil is selected and is found to be a fork. Without replacing it, a second utensil is selected. What is the probability that both selected utensils are forks?

   • $$\frac{1}{13}$$
   • $$\frac{3}{13}$$
   • $$\frac{4}{13}$$
   • $$\frac{16}{169}$$

10. The side length of square $$A$$ is twice the side length of square $$B$$. How many times as large is the area of square $$A$$ as the area of square $$B$$?

    • $$2$$ times as large
    • $$4$$ times as large
    • $$6$$ times as large
    • $$8$$ times as large