Yoko is going to rent a truck for one day. There are two companies she can choose from, and they have the following prices. Company A charges an initial fee of $40 and an additional 90 cents for every mile driven.
Company B charges an initial fee of $75 and an additional 40 cents for every mile driven
For what mileages will Company A charge less than Company B?
Write your answer as an inequality, using m for the number of miles driven.
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DSD
5