The united states postal service charges a
"nonmachinable surcharge" for first-class mail
if the length of the envelope (parallel to the
address) divided by the height of the envelope
is less than 1.3 or more than 2.5. charlene has
an envelope with a height of 3.5 inches. write
a compound inequality to show the lengths in
inches for which charlene will have to pay the
surcharge.
graph the solutions.