Distance between Sareena’s and Avantika’s house is 9 km. Sareena has to attend Avantika’s birthday party at 7 O’ clock. She started her journey from her home at 6 O’ clock on her bicycle and covered a distance of 6 km in 40 min. At that point, She met Gayatri and she spoke to her for 5 min and reached Avantika’s birthday party at 7 O’ clock. With what speed, did she cover the second part of the journey? Calculate her average speed for the entire journey.
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Answer:
Speed while travelling the second part = 12 Km/h
Average speed = 9 Km/h
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