Timed Mini Exam 9 — Timed Mini Exams

Questions in this quiz (10)

1. One inch is equal to $$2.54$$ centimeters. How tall is a person who is $$68$$ inches tall, measured in centimeters?

   • $$29.92$$ centimeters
   • $$152.40$$ centimeters
   • $$172.72$$ centimeters
   • $$193.04$$ centimeters

2. A rectangular storage room is $$10$$ feet long, $$14$$ feet wide, and $$8$$ feet high. What is the volume of the room?

   • $$112$$ cubic feet
   • $$320$$ cubic feet
   • $$1{,}120$$ cubic feet
   • $$1{,}400$$ cubic feet

3. A bottle originally contained $$600$$ milligrams of a mineral supplement. Testing shows that the supplement has lost $$275$$ milligrams. How many milligrams remain?

   • $$275$$ milligrams
   • $$325$$ milligrams
   • $$375$$ milligrams
   • $$875$$ milligrams

4. A patient must receive $$30$$ milligrams of a medication. The medication contains $$6$$ milligrams in each $$4$$-milliliter dose. How many milliliters should the patient receive?

   • $$15$$ milliliters
   • $$18$$ milliliters
   • $$20$$ milliliters
   • $$24$$ milliliters

5. A research tank must have a volume of exactly $$1{,}512$$ cubic feet. Which set of dimensions will produce the required volume?

   • $$10\text{ ft}\times14\text{ ft}\times10\text{ ft}$$
   • $$12\text{ ft}\times14\text{ ft}\times9\text{ ft}$$
   • $$12\text{ ft}\times12\text{ ft}\times12\text{ ft}$$
   • $$14\text{ ft}\times16\text{ ft}\times8\text{ ft}$$

6. One serving of cereal contains $$95$$ calories. Approximately how many calories are in $$3\frac12$$ servings?

   • $$285$$ calories
   • $$320$$ calories
   • $$333$$ calories
   • $$380$$ calories

7. The product of two consecutive positive integers is $$72$$. If the smaller integer is represented by $$x,$$ which equation can be used to find the two integers?

   • $$x+1=72$$
   • $$x^2+x=72$$
   • $$2x+1=72$$
   • $$x^2-x=72$$

8. If $$x$$ is a rational number such that $$\frac12$$ < $$x$$ < $$\frac34,$$ which point on the number line above may represent $$x$$?

   • Point A
   • Point B
   • Point C
   • Point D

9. A real-estate company estimates the selling price of a house by multiplying its floor area in square feet by $$92$$ and then adding $$\$850$$. If $$S$$ represents the floor area and $$P$$ represents the estimated selling price, which formula represents this relationship?

   • $$P=92S+850$$
   • $$P=850S+92$$
   • $$P=92(S+850)$$
   • $$P=\frac{S+850}{92}$$

10. A town has a population of $$18{,}450$$ and an area of $$75$$ square miles. What is the population density, in people per square mile?

    • $$75$$ people per square mile
    • $$184.5$$ people per square mile
    • $$246$$ people per square mile
    • $$1{,}383.75$$ people per square mile