Vanshika mittal

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The following questions were asked by visitors named Vanshika mittal.

Answers

The following answers were posted by visitors named Vanshika mittal.

Average speed = total distance / total time taken therefore, 60 km/hr = 30 km + 90 km /x + km x = 120km / 60km x = 2 - 1 x = 1 ANSWER : The train must travel the next 90 km with a speed of 90 km/hr so that the average speed is 60 km/hr.