math

a motorist goes 78km in 40minutes calculate it speed

  1. 👍 0
  2. 👎 0
  3. 👁 65
  1. 78 km / (40/60)hr = 117 km/hr

    1. 👍 0
    2. 👎 0
    posted by Damon

Respond to this Question

First Name

Your Response

Similar Questions

  1. science

    What is the speed of motorist B? By what percentage did motorist A increase his speed for the second hour from the first hour? What is the speed of motorist A for the second hour? When motorist B reached his destination,how far

    asked by zoha on October 18, 2016
  2. physics(kinematics)

    A police officer in a patrol car parked in a 70 Km/h speed zone observes a passing automobile might be intoxicated,the officer starts his car,accelerates uniformly to 90 Km/h in 8s ,and maintaining a constant velocity of 90

    asked by benjamin on July 31, 2015
  3. math

    convert 67800cm= km A)5.78km B)6.78km C)67.8km d)678km

    asked by makeeda on January 16, 2010
  4. Physics

    A motorist drives along a straight road at a constant speed of 16.5 m/s. Just as she passes a parked motorcycle police officer, the officer starts to accelerate at 3.50 m/s2 to overtake her. Assume that the officer maintains this

    asked by Becky on October 11, 2009
  5. physics

    A motorist drives along a straight road at a constant speed of 15.0 m/s. just as she passes a parked police officer,the officer starts to accelerate at 2.00 m/s^2 to overtake her. assuming the officer maintains this acceleration,

    asked by kevin on January 16, 2011
  6. physics

    A motorist drives along a straight road at a constant speed of 15.0 m/s. just as she passes a parked police officer,the officer starts to accelerate at 2.00 m/s^2 to overtake her. assuming the officer maintains this acceleration,

    asked by kevin on January 17, 2011
  7. physics

    A motorist drives along a straight road at a constant speed of 15.0 m/s. Just as she passes a parked motorcycle police officer, the officer starts to accelerate at 2.00 m/s2 to overtake her. Assuming the officer maintains this

    asked by LeRon on April 4, 2010
  8. physics

    A motorist A leaves a small town and drives East at 28 ms-1 . A second motorist B is driving South towards the same town at 23 ms-1 . Draw a diagram and find the velocity of motorist B relative to motorist A? ( VB REL A ) is this

    asked by jp on August 22, 2014
  9. Physics

    A motorist travels 1600 m at 80 m/s and 750 m at 100 m/s. What is the average speed of the motorist for this trip.

    asked by Ron on December 12, 2012
  10. physics

    1.A motorist drive along a straight road at a constant speed of 15.0 m/s.Just as she passes a parked motorcycle police officer,the officer starts to accelerate at 2.0 m/s^2 to overtake her. Assuming the officer maintains this

    asked by Anonymous on September 9, 2014

More Similar Questions