Timed Mini Exam 15 — Timed Mini Exams

Questions in this quiz (10)

1. An art studio has $$45$$ pounds of modeling clay. Each sculpture requires $$\frac{3}{8}$$ pound of clay. How many sculptures can the studio make?

   • $$15$$ sculptures
   • $$48$$ sculptures
   • $$120$$ sculptures
   • $$135$$ sculptures

2. Simplify the following expression:$$\sqrt{\frac{98}{8}}$$

   • $$\frac{7}{2}$$
   • $$\frac{49}{4}$$
   • $$\frac{7}{4}$$
   • $$\frac{49}{2}$$

3. Marcus earns $$\$126$$ for $$9$$ hours of tutoring. He is paid at a constant hourly rate. How many additional hours must Marcus tutor to earn an additional $$\$350$$?

   • $$14$$ hours
   • $$20$$ hours
   • $$25$$ hours
   • $$28$$ hours

4. An event organizer orders four admission tickets for each guest and an additional $$12$$ tickets for volunteers. Let $$g$$ represent the number of guests and $$t$$ represent the total number of tickets ordered. Which equation represents the relationship between $$g$$ and $$t$$?

   • $$t=4(g+12)$$
   • $$t=4g+12$$
   • $$t=16g$$
   • $$t=12g+4$$

5. Which equation represents a line parallel to the line given by the following equation?$$y+5=-4x$$

   • $$y=4x+7$$
   • $$y=-4x+7$$
   • $$y=\frac{1}{4}x-5$$
   • $$y=-\frac{1}{4}x+7$$

6. What are the two solutions to the following equation?$$3x^2-5x-2=0$$

   • $$-\frac{1}{3}$$ and $$2$$
   • $$\frac{1}{3}$$ and $$-2$$
   • $$-1$$ and $$2$$
   • $$\frac{1}{3}$$ and $$2$$

7. Over which interval or intervals is $$g(x)$$ positive?

   • $(0,6)$$
   • $$(-2,0)$$
   • $$(-\infty,-1)$$ and $$(1,\infty)$$
   • $$(-2,0)$$ and $$(2,\infty)$$

8. The surface area of a cube is $$150$$ square centimeters. What is the length of each edge of the cube?

   • $$3$$ centimeters
   • $$5$$ centimeters
   • $$25$$ centimeters
   • $$30$$ centimeters

9. A bowler's scores during the first four games of a tournament are $$132$$, $$148$$, $$155$$, and $$139$$. The bowler's average score for all five games is $$146$$. What is the bowler's score in the fifth game?

   • $$146$$
   • $$150$$
   • $$156$$
   • $$164$$

10. Which expression represents $$0.00482$$ in scientific notation?

    • $$4.82\times10^{-2}$$
    • $$4.82\times10^{-3}$$
    • $$4.82\times10^3$$
    • $$0.482\times10^{-2}$$