Timed Mini Exam 25 — Timed Mini Exams

Questions in this quiz (10)

1. Seven identical containers of soup have a total mass of $$4.2$$ kilograms. What is the total the total mass of $$11$$ identical containers?

   • $$5.4$$ kilograms
   • $$6.6$$ kilograms
   • $$7.2$$ kilograms
   • $$8.8$$ kilograms

2. Evaluate the expression:$$(-3)^2+2^4-\frac{30}{-5}$$

   • $$19$$
   • $$25$$
   • $$31$$
   • $$37$$

3. A patio set has an original price of $$\$480$$. It is discounted by $$15\%$$, and then a $$6\%$$ sales tax is applied to the discounted price. What is the final price?

   • $$408.00$$
   • $$432.48$$
   • $$436.80$$
   • $$438.48$$

4. A repair company charges a service fee of $$\$45$$ plus $$\$18$$ for each hour of labor. A customer’s total bill was $$\$153$$. How many hours of labor were charged?

   • $$5$$ hours
   • $$6$$ hours
   • $$7$$ hours
   • $$8.5$$ hours

5. A line passes through the point $$(-2,5)$$ and has a slope of $$3$$. Which equation represents the line?

   • $$y=3x-1$$
   • $$y=3x+7$$
   • $$y=3x+11$$
   • $$y=-3x-1$$

6. $$x^2-7x+12=0$$What is the smaller solution of the quadratic equation?

   • $$2$$
   • $$3$$
   • $$4$$
   • $$7$$

7. The table shows the number of minutes five students spent completing an assignment.What is the median number of minutes?

   • $$19$$ minutes
   • $$23$$ minutes
   • $$24$$ minutes
   • $$28$$ minutes

8. A trapezoid has parallel bases measuring $$12$$ centimeters and $$18$$ centimeters. Its height is $$7$$ centimeters. What is the area of the trapezoid?

   • $$84$$ square centimeters
   • $$105$$ square centimeters
   • $$126$$ square centimeters
   • $$210$$ square centimeters

9. A bag contains $$6$$ red marbles, $$5$$ blue marbles, and $$4$$ green marbles. One marble is selected at random. What is the probability that the selected marble is not green?

   • $$\frac{4}{15}$$
   • $$\frac{5}{15}$$
   • $$\frac{9}{15}$$
   • $$\frac{11}{15}$$

10. Admission to a community performance costs $$\$12$$ for each adult and $$\$7$$ for each child. A group purchased $$14$$ tickets for a total of $$\$123$$. How many adult tickets were purchased?

    • $$4$$ adult tickets
    • $$5$$ adult tickets
    • $$6$$ adult tickets
    • $$7$$ adult tickets