With a speed of 60 km/hr , it takes 4 hours to cover a certain
distance. What should be the speed , if the same journey is to be
completed in 3 hours ?
Answers
Answer:
Statement of the given problem,
Statement of the given problem,A car running at a speed of 60 km/hr takes 4 hours to complete the journey. How much time will it take to complete the same journey if its speed is 48 km/hr?
Statement of the given problem,A car running at a speed of 60 km/hr takes 4 hours to complete the journey. How much time will it take to complete the same journey if its speed is 48 km/hr?Let T denotes the required time (in hrs) to complete the same journey at the speed of 48 km/hr.
Statement of the given problem,A car running at a speed of 60 km/hr takes 4 hours to complete the journey. How much time will it take to complete the same journey if its speed is 48 km/hr?Let T denotes the required time (in hrs) to complete the same journey at the speed of 48 km/hr.Hence from above data we get as follows,
Statement of the given problem,A car running at a speed of 60 km/hr takes 4 hours to complete the journey. How much time will it take to complete the same journey if its speed is 48 km/hr?Let T denotes the required time (in hrs) to complete the same journey at the speed of 48 km/hr.Hence from above data we get as follows,T = (60 km/hr)*(4 hrs)/(48 km/hr) = 5 (hrs) [Ans]
Answer:
80km/hr for 3 hours