PLZ HELP!
Mr. Rubio has $826 to spend on sandwiches for a class reunion picnic. He has chosen 3 kinds of sandwiches: roast beef, ham, and egg salad. The roast beef sandwiches cost $4.40 each. The ham sandwiches cost $3.60 each. He is able to buy 70 of each kind of sandwich. What is the most a egg salad sandwich might cost?
a) $3.70
b) $3.80
c) $3.90
d) $4.00