Type the correct answer in the box. Lucy bought a doormat for $7 and some placemats for $2 each. Her total average cost per item was $3. Create a rational equation, and determine how many placemats she bought. She bought placemats.

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.

Construct the graph that models the given situation

State one method by which you can recognize a perfect square trinomial.