The equation of the ellipse that has a center at (
2
,
4
)
, a focus at
(
5
,
4
)
, and a vertex at
(
7
,
4
)
, is
(
x
−
C
)
2
A
2
+
(
y
−
D
)
2
B
2
=
1

where
A
=

B
=

C
=

D
=

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.