Mario’s company makes unusually shaped imitation gemstones. one gemstone has 14 faces and 10 vertices. how many edges does the gemstone have?

The slope of a line is -1/2 . what is the slope of a line that is parallel to it? a. 1/2 b.2 c. -1/2 d. -2

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.