A bus on a regular schedule takes 3 1/4 hours to reach its destination. The express bus takes 2 1/2 hours to make the same trip. How much travel time can be saved by taking the express?
A5 3/4 hours
B2 hours
C3/4 hour
D1 1/4 hours
A5 3/4 hours
B2 hours
C3/4 hour
D1 1/4 hours