Donna charges $25.75 for a haircut and $40.50 for a color treatment. donna did 5 haircuts and 3 color treatment each day for 6 days. how much money did donna earn altogether?

Amotorboat maintained a constant speed of 12 miles per hour relative to the water in going 45 miles upstream and then returning. the total time for the trip was 8.0 hours. use this information to find the speed of the current.