2. A train travels a distance of 1000 km 400 m in 15-1 hour and 30 minute. What is the speed of the train ? 3. The cost of 5 metre of wire is 21 metre of wire is 21. Find its cost per metre.
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Answer:
2 total distance travelled by the train
= 1000km + (400/1000)km
=1000 + 0.4 km
= 1000.4km
Now total time
=15.5hr + (30/60)hr
=15.5 + .5 hr
=16 hr
\therefore aveage speed of the train
=1000.4/16
=62.525km/hr
3 : Answer is 26.1 rupees per meter
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