A salt solution was made by mixing 16 quarts of 2% salt solution and 12 quart of a 51% salt solution. Find the concentration of the new mixture . The concentration of the new mixture is ___%

What is the ratio for the surface areas of rectangle prisims shown below given that they are similar and that the ratio of their edge lengths is 7: 3

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.

Common binomial factor of 6x(3x+7)+5(3x+7)