Timed Mini Exam 49 — Timed Mini Exams

Questions in this quiz (10)

1. A printer cartridge costs $$72.25$$ dollars when fewer than $$4$$ are purchased. When $$4$$ or more are purchased, each cartridge costs $$68.50$$ dollars. What is the total cost of $$7$$ cartridges at the discounted price?

   • $$476.00$$ dollars
   • $$479.50$$ dollars
   • $$505.75$$ dollars
   • $$507.50$$ dollars

2. Maya had $$1425.60$$ dollars in her checking account. She paid $$625$$ dollars in rent, deposited a check for $$318.75$$ dollars, and then paid an electric bill of $$82.40$$ dollars. What was her account balance after these transactions?

   • $$964.35$$ dollars
   • $$1119.35$$ dollars
   • $$1282.95$$ dollars
   • $$1036.95$$ dollars

3. The table shows the average price of one gallon of gasoline in four states.At the listed price, how much would it cost to fill a $$15$$-gallon tank in Ohio?

   • $$47.70$$ dollars
   • $$44.40$$ dollars
   • $$48.75$$ dollars
   • $$51.30$$ dollars

4. The length of a microscopic organism is $$4.8\times10^{-6}$$ meter. Which decimal represents this length?

   • $$0.00048$$ meter
   • $$0.000048$$ meter
   • $$0.0000048$$ meter
   • $$0.00000048$$ meter

5. Solve the proportion $$\frac{7}{9}=\frac{x}{81}$$.

   • $$x=54$$
   • $$x=63$$
   • $$x=72$$
   • $$x=90$$

6. Jordan borrowed $$1200$$ dollars and has repaid $$900$$ dollars. Which of the following does NOT represent the part of the loan Jordan has repaid?

   • $$\frac{9}{16}$$
   • $$\frac{900}{1200}$$
   • $$75\%$$
   • $$0.75$$

7. What is the distance between point C and point D on ruler shown?

   • $$\frac{7}{16}$$
   • $$\frac{9}{16}$$
   • $$1\frac{3}{16}$$
   • $$\frac{13}{18}$$

8. If the trend shown in the graph continues, which of the following best predicts the number of teachers in the Green County school system in $$2010$$?

   • The number of teachers will increase significantly.
   • The number of teachers will decrease significantly.
   • The number of teachers will remain about the same, but there will be more men than women.
   • The number of teachers will increase slightly, but the ratio of men to women will remain the same.

9. In the figure, lines $$m$$ and $$n$$ are parallel. If angle $$a$$ measures $$57$$ degrees, which other angles also measure $$57$$ degrees?

   • Angles $$b$$, $$c$$, and $$g$$
   • Angles $$d$$, $$e$$, and $$h$$
   • Angles $$b$$, $$g$$, and $$h$$
   • Angles $$c$$, $$e$$, and $$g$$

10. Which expression shows the prime factorization of $$84$$?

    • $$2\times42$$
    • $$4\times3\times7$$
    • $$2\times6\times7$$
    • $$2\times2\times3\times7$$