A train runs 25 kms at a speed of 30 kms/hr. Then it covers 50 kms at a speed of 40 kms/hr. Then it travels for 6 minutes at a speed of 100 kms/hr. Lastly it concluded its journey by moving at a speed of 24 kms/ hr for a distance of 24 kms. What is the average speed ?
A train runs 25 kms at a speed of 30 kms/hr. Then it covers 50 kms at a speed of 40 kms/hr. Then it travels for 6 minutes at a speed of 100 kms/hr. Lastly it concluded its journey by moving at a speed of 24 kms/ hr for a distance of 24 kms. What is the average speed ?
Mathematics For Machine Technology
8th Edition
ISBN:9781337798310
Author:Peterson, John.
Publisher:Peterson, John.
Chapter27: Metric Units Of Linear Measure
Section: Chapter Questions
Problem 23A: An aluminum slab 0.082 meter thick is machined with three equal cuts; each cut is 10 milimeters...
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