Timed Mini Exam 23 — Timed Mini Exams

Questions in this quiz (10)

1. A baker uses $$2\frac{1}{4}$$ cups of flour for one recipe and $$1\frac{5}{6}$$ cups for another recipe. How many cups of flour are used altogether?

   • $$3\frac{11}{12}$$ cups
   • $$4\frac{1}{12}$$ cups
   • $$4\frac{5}{12}$$ cups
   • $$5\frac{1}{12}$$ cups

2. Evaluate the following expression:$$(-2)^4-3^2$$

   • $$-25$$
   • $$-7$$
   • $$7$$
   • $$25$$

3. A desk originally costs $$\$240$$. During a clearance sale, its price is reduced by $$15\%$$. What is the sale price of the desk?

   • $$\$36$$
   • $$\$204$$
   • $$\$216$$
   • $$\$255$$

4. Solve the following equation for $$x$$:$$3(x+4)-2=2x+15$$

   • $$3$$
   • $$5$$
   • $$7$$
   • $$15$$

5. The line represented by $$2x+3y=12$$ is graphed in the coordinate plane. At which point does the line intersect the $$x$$-axis?

   • $(0,4)$$
   • $(3,0)$$
   • $(6,0)$$
   • $(12,0)$$

6. What are the solutions to the following equation?$$x^2-6x-16=0$$

   • $$-8$$ and $$2$$
   • $$-2$$ and $$8$$
   • $$2$$ and $$8$$
   • $$-4$$ and $$4$$

7. Which general form could represent the function shown?

   • $$y=ax^2+bx+c$$
   • $$y=ax^3+bx^2+cx+d$$
   • $$y=mx+b$$
   • $$y=\frac{1}{x}$$

8. A circle is inscribed in a square with a side length of $$10$$ centimeters. The region inside the square but outside the circle is shaded. What is the approximate area of the shaded region?

   • $$100$$ square centimeters
   • Approximately $$78.5$$ square centimeters
   • Approximately $$21.5$$ square centimeters
   • Approximately $$178.5$$ square centimeters

9. The graph shows the number of hours Michael spent completing homework on four nights. What is the mean number of hours Michael spent on homework per night?

   • $$1.5$$ hours
   • $$1.75$$ hours
   • $$2$$ hours
   • $$2.5$$ hours

10. A basketball coach has $$9$$ players available. The coach must select $$5$$ different players for the starting lineup. How many different groups of five players can the coach select?

    • $$45$$
    • $$126$$
    • $$3{,}024$$
    • $$15{,}120$$