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[" 12.After covering a distance of "30km...

[" 12.After covering a distance of "30km" at a uniform speed,there is some defect in a train engine "],[" and,therefore; its speed is reduced to "(4)/(5)" of its original speed.Consequently,the train reaches its "],[" destination late by "45" minutes.Had it happened after covering "18kms" more,the train would have "],[" reached "9" minutes earlier than it did.Find the speed of the train and the length of the journey."]

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After covering a distance of 30 km with a uniform speed there is some defect in a train engine and, therefore, its speed is reduced to 4/5 of its original speed. Consequently, the train reaches its destination late by 45 minutes. Had it happened after covering 18 kilometres more, the train would have reached 9 minutes earlier. Find the speed of the train and the distance of journey.

After covering a distance of 30km with a uniform speed there is some defect in a train engine and therefore, its speed is reduced to 4/5 of its original speed. Consequently, the train reaches its destination late by 45 minutes. Had it happened after covering 18 kilometres more, the train would have reached 9 minutes earlier. Find the speed of the train and the distance of journey.

After covering a distance of 30km with a uniform speed there is some defect in a train engine and therefore, its speed is reduced to 4/5 of its original speed. Consequently, the train reaches its destination late by 45 minutes. Had it happened after covering 18 kilometres more, the train would have reached 9 minutes earlier. Find the speed of the train and the distance of journey.

After covering a distance of 30km with a uniform speed there is some defect in a train engine and therefore, its speed is reduced to 4/5 of its original speed. consequently, the train reaches its destination late by 45 minutes, Had it happened after covering 18 kilometres more, the train would have reached 9 minutes earier. Find the speed of the train and the distance of journey.

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