1. A railway passenger counts the telegraph poles on the rail road as he passes them. The telegraph poles are at a distance of 50 meters. What will be his count in 4 hrs if the speed of the train is 45 km per hour?
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By: anil on 05 May 2019 02.44 am
distance travelled by paasenger= speed×time= 45×4=180 km = 180000 m count of telegraph poles= distance travelled/distance between poles= 180000/50= 3600
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