Jonathan has a goal to jog at least 150 miles this summer. Jonathan jogs an average of 3.3 miles per day. Jonathan must jog each day for the rest of the summer to achieve his goal and there are 40 days left in the summer.

Part A: Write an inequality to represent the number of miles Jonathan has already jogged this summer, m.
Part B: Determine the average number of miles Jonathan must have already jogged in order to reach exactly 150 miles.