Questions asked by Danielle

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• A person crosses a 174m long bridge in 45 seconds. what is his speed in km/h?
  
• An airplane covers a certain distance at a speed of 320km/h in 7.5 hours. calculate the distance travelled by the plane in m/s?
  
• You start off from home and drive to your friends place. you left home at 2 pm, and arrived at her place at 2:40 pm. your odometer says that you have driven 25km. what was your speed in km/h?
  
• Natasha travelled 36km at a speed of 7km/h. grover travelled 44km at a speed of 10km/hr. a) whose journey was quickest ? b) by how many times?