Two cars leave Phoenix and travel in the same direction. One car travels 4/3
times as fast as the other.
After 6 hours they are 90 miles apart. What are the rates of the cars?

  1. 👍
  2. 👎
  3. 👁
  1. speed of slower car --- x mph
    speed of faster car ---- (4/3)x

    they both went for 6 hours

    6(4/3)x - 6x = 90
    8x - 6x = 90
    2x = 90
    x = 45 mph

    slower car: 45 mph
    faster car: 60 mph

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. physics

    A sports car moving at constant speed travels 120 m in 5.1 s. If it then brakes and comes to a stop in 4.0 s, what is its acceleration? Express the answer in terms of g's, where g = 9.80 m/s2. (Take the positive direction to be

  2. physics

    a)Two cars are traveling along a straight line in the same direction, the lead car at 24.5m/s and the other car at 29.6m/s. At the moment the cars are 41.6m apart, the lead driver applies the brakes, causing her car to have an

  3. Math

    Two cars start at the same time from two places 330 km. apart and travel toward each other.Car A travels at 50 kph and Car B at 45 kph. If Car A rests for one hour on the way, in how many hours after they left will they meet?

  4. Physics

    Jenny and Betty are having a great time at Busch Gardens riding the Ubanga Banga bumper cars. Jenny, who is traveling southward in her bumper cars, aims her cars toward Betty, who is traveling northward in her bumper car. The cars

  1. physics

    Cars A and B are racing each other along a straight path in following manner: Car A has head start and is a distance dA beyond starting line at t=0. The starting line is at x=o. Car A travels at constant speed vA. Car B starts at

  2. Physics

    Two cars travel westward along a straight highway, one at a constant velocity of 85 km/hr, and the other at a constant velocity of 115 km/hr. a) Sketch the velocity vs. time graph for both cars and paste your sketch in the space

  3. Physics

    Both car A and car B leave school at the same time, traveling in the same direction. Car A travels at a constant speed of 77 km/h, while car B travels at a constant speed of 89 km/h. 1. How long does it take car A to reach a gas

  4. physics

    Two cars collide head on. Initially, car A (m= 1700.0 kg) is traveling at 10.00 m/s north and car B is traveling at 25.00 m/s south. After the collision, car A reverses its direction and travels at 5.00 m/s while car B continues

  1. math

    two cars leave town at the same time. one travels west at 56 mph, and the other travels south at 42 mph. after one hour, how far apart are the cars?

  2. physics

    Two cars are traveling at the same constant speed v. Car A is moving along a straight section of the road, while B is rounding a circular turn. Which statement is true about the acceleration of the cars? a.) acceleration of both

  3. Calculus. please helppp!!

    1) Two cars travel in the same direction along a straight road. The figure below shows the velocity, V, of each car at time t. Car B starts 3 hours after car A and car B reaches a maximum velocity of 40 km/hr. a. For approximately

  4. Math

    Two cars leave town at the same time and travel in opposite directions. The average speed of one car is 15 mph faster than the average rate of speed of the other car. The Carrs are 375 miles apart after 3 hours. Find the average

You can view more similar questions or ask a new question.