Distance between Bholu’s and Golu’s house is 9 km. Bholu has to attend Golu’s birthday party at 7 O’ clock. He started his journey from his home at 6 O’ clock on his bicycle and covered a distance of 6 km in 40 min. At that point, he met Chintu and he spoke to him for 5 min and reached Golu’s birthday party at 7 O’ clock. With what speed, did he cover the second part of the journey? Calculate-his average speed for the entire journey. [NCERT Exemplar]
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Answered by
20
Answer:answer is here
Explanation:the speed with which bholu covered the 2nd part of journey
=distance left to reach golu house/time left.
=9km-6km/1hour-45min
=12 km/h
average speed=total distance/total time
=9km/1hr
=9km/h
Answered by
5
Answer:
Explanation: The speed with which bholu covered the 2nd part of journey
= distance left / time left
= 9km - 6km / 1hour - 45 min
= 3km / 15 min
= 3000m / 15 x 60
= 3000/ 900
= 10/3 x 18/5
= 12 km/h
=> Average Speed = Total Distance / Total Time
=> 9 km / 1 hour
=> 9 km/h
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