6th Grade Solving Itinerary Problems Using Comparison: Problem 4

Problem: After a train departed from its starting point for 1 hour, it stopped unexpectedly for 0.5 of an hour because of unknown reasons. After that, it continued going at 3/4 of its original speed and was late 1.5 of an hour at its destination. If the train departed from its starting point for 1 hour and 90 more kilometers before stopping for 0.5 of an hour, and then continuing again at 3/4 of its original speed, it will be 1 hour late at its destination. What is the total distance from its starting point to ending point of the journey?

Key: Compare differences between the 3 scenarios

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