math

posted by .

substitute to find the value of the expression.
A train must cover a distance of 2398 miles. The velocity, in miles per hour, of the train is where t is the time,in hours, to complete the trip. If the train completes the trip in 22 hours what is it's velocity? A) 109 miles per hours B) 104 miles per hour C) .01 miles per hour D0 52,756 miles per hour.
thank you for any help.

  • math -

    Distance = 2398 miles
    Time = 22 hours

    Velocity = distance / time
    = 2398 / 22 mph

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Geometry

    13) A train must cover a distance of 2398 miles. The velocity, in miles per hour, of the train is 2398/t where t is the time, in hours, to complete the trip. If the train completes the trip in 22 hours, what is its velocity?
  2. math

    a heavy freight train made a trip of 360 miles, running part of the distance at 54 miles an hour and the rest at 48 miles an hour.if the entire trip took 7 hours,find the distance traveled at each rate.
  3. calc

    A train travels from city A to city B. The cities are 600 miles apart. The distance from city A at t hours after the train leaves A is given by d(t) = 50t + t^2. What is the average velocity of the train in miles per hour during the …
  4. math-word problem- PLEASE CHECK MY ANSWER

    Train A and B are traveling in the same direction on parallel tracks. Train A is traveling at 100 miles per hour and train B is traveling at 120 miles per hour. Train A passes a station at 5:20am. If train B passes the same station …
  5. Math Algebra

    A quick question to check my answer. Trains A & B are travelling in the same direction on parallel tracks. Train A is travelling at 100 miles per hour and train B is travelling at 110 miles per hour. Train A passes a station at 2:10 …
  6. algebra

    train A and B are traveling in the same direction on parallel tracks. train A is going 80 miles per hour train B is going 84 miles per hour. train A past a station at 2:15 am train B passes at 2:45 am what time will train B catch train …
  7. Physics

    Train A starts at 4 miles South of a bridge and heads North at a constant speed of 30 miles per hour. Train B starts 6 miles North of the bridge. a. What velocity must Train B have so that the two trains cross the bridge at the same …
  8. math

    One train left the station and traveled toward its destination at a speed of 65 miles per hour. Later, another train left the station traveling in the opposite direction of the first train, it was going at a speed of 75 miles per hour. …
  9. math

    Ellen works for a high-speed rail company that wants to develop a new rail line. Ellen’s project is to find a train that is the second fastest in the world. The Shinkansen Bullet Train in Japan is reported to go as fast as 320 kilometers …
  10. algebra 1

    a heavy freight train made a trip of 360 miles, running part of the distance at 54 miles an hour and the rest at 48 miles an hour. if the entire trip took 7 hours, find the distance traveled at each rate

More Similar Questions