Mario’s company makes unusually shaped imitation gemstones. one gemstone has 10 faces and 12 vertices. how many edges does the gemstone have?

Classify each polynomial by its degree and by its number of terms.

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class

Tom is the deli manager at a grocery store. he needs to schedule employee to staff the deli department for no more that 260 person-hours per week. tom has one part-time employee who works 20 person-hours per week. each full-time employee works 40 person-hours per week. write and inequality to determine n, the number of full-time employees tom may schedule, so that his employees work on more than 260 person-hours per week. graph the solution set to this inequality.