A discount store buys a shipment of emerald pendants at a cost of $300 each. The emerald pendants will be sold for $708 apiece. What percentage is the mark-up?

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?

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.

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.