Timed Mini Exam 38 — Timed Mini Exams

Questions in this quiz (10)

1. A community center is preparing lunch for $$42$$ volunteers. Each volunteer will receive $$2$$ sandwiches. Each package contains $$6$$ sandwiches. What is the fewest number of packages the community center must purchase?

   • $$7$$ packages
   • $$12$$ packages
   • $$14$$ packages
   • $$28$$ packages

2. A precision component has a thickness of $$3.6\times10^{-5}$$ meter. What is the thickness of a stack of $$100$$ components?

   • $$0.000036$$ meter
   • $$0.00036$$ meter
   • $$0.0036$$ meter
   • $$0.036$$ meter

3. A delivery vehicle travels $$234$$ kilometers at a constant speed in $$18$$ hours. What is the vehicle's speed in kilometers per hour?

   • $$11$$ kilometers per hour
   • $$12$$ kilometers per hour
   • $$13$$ kilometers per hour
   • $$18$$ kilometers per hour

4. A real-estate agent estimates the price of a house by multiplying its square footage by $$92$$ and then adding $$\$1{,}450$$. If $$S$$ represents the square footage and $$P$$ represents the estimated price, which equation represents this relationship?

   • $$P=92(S+1450)$$
   • $$P=92S+1450$$
   • $$P=S+1542$$
   • $$P=1450S+92$$

5. The graph shows the temperature, $$T$$, of a material during the first several hours, $$H$$, after it was placed in a cooling bath. Which equation represents a situation in which the material cools faster than the rate shown in the graph?

   • $$T=-25H+150$$
   • $$T=-60H+300$$
   • $$T=-10H+200$$
   • $$T=-50H+250$$

6. Function $$h(x)$$ is displayed in the graph. Function $$f(x)$$ is defined by $$f(x)=-x^2+2x$$. How does the maximum value of $$h(x)$$ compare with the maximum value of $$f(x)$$?

   • Function $$h(x)$$ has a greater maximum.
   • Function $$h(x)$$ has a smaller maximum.
   • The functions have equal maximum values.
   • The comparison cannot be determined.

7. The following table shows customer ratings for an electronic device:What is the median customer rating?

   • $$3.0$$ stars
   • $$3.5$$ stars
   • $$4.0$$ stars
   • $$4.5$$ stars

8. What is the volume of the right triangular prism shown in the figure, in terms of $$x$$?

   • $$40x$$ cubic units
   • $$80x$$ cubic units
   • $$160x$$ cubic units
   • $$80x^2$$ cubic units

9. The following table shows a swimmer's scores during a ring-finding game:What is the median score?

   • $$3$$
   • $$4$$
   • $$5$$
   • $$6$$

10. A consultant charges $$\$80$$ per hour and works for $$15$$ hours. The consultant also charges a project fee equal to $$4\%$$ of the hourly cost and a communication fee equal to $$2\%$$ of the hourly cost. What is the total amount charged?

    • $$\$1{,}248$$
    • $$\$1{,}260$$
    • $$\$1{,}272$$
    • $$\$1{,}320$$