PLEASSEE HELP!!!! Mr. carter and Ms. torres need two busses to drive their classes to the amusement park. each class needs money to rent thr bus and 20 to tip the driver. the two classes together raised $240. how much money can they spend on each bus rental?a. b+20=240b. 2b-40=240c. 2(b+20)=240d. 2b+20=240