Is this the correct answer, if not can you please explain which one is?

Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .

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.

What is the value of n in the equation -1/2(2n+4)+6=-9+4(2n+1)