Abus 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? a. 1 1/4 hours b. 3/4 hour c. 2 hours d. 5 3/4 hours it c right?

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

Using only the digits 5, 6, 7, 8, how many different three digit numbers can be formed if no digit is repeated in a number?

What is the probably of getting heads when poing a coin and getting a number greater than or equal to 5 when rolling a single diea) 1/6b) 1/3c) 1/4d) 1/12