Marisa saved less than $3000 to take a bike trip from Florida to California. She estimated her expenses to be $40 per day. The cost of a ticket to fly back is $240. The inequality below can be used to find the maximum number of days (d) for which Marisa can pay the expenses on the bike trip. 40d+240<3000
Which inequality expresses the maximum number of days Marisa can pay the expenses for her bike trip?

d<40

d<69

d<75

d<81