SOMEBODY PLEASE ME YOU WILL GET 12 POINTS IF YOU ANSWER THX Why are footprints considered to be a fossil?

Footprints are found in rocks only.
Footprints can be dug from the ground.
Footprints are imprints of a living organism.
Footprints can be preserved for a long time.

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.