Physics, asked by honeypopat, 1 year ago

5. A train travels a distance with a speed of 30 km/h and returns with a speed of 50 km/h.
Calculate the average speed of the train.

Answers

Answered by amayara59

2

speed=2xy/x+y

=2×30×50/30+50

=3000/80

=150/4

=37.5km/hr

Previous Question

Next Question

Similar questions

English, 6 months ago

5. Rewrite these sentences after correcting the errors in the use of articles Some may have upto three errors. 1. I am from the India. 2. A Taj Mahal is on a banks of a river Yamuna. 3. Look at a sky. It is going to rain. 4. A French love their cheese. 5. The Michael wants to be a engineer. 6. The Jane is going to a UK this summer. 7. I ate an banana for breakfast. 8. That was a exciting game. 9.

Science, 6 months ago

Sodium Chloride salt is an important part of our diet. It formed whe hydroxite acid reacts with sodium hydroxide both of which are corrosive in are corrosive in nature But Sodium Cloride is not explain with reason ? Lolition...

English, 6 months ago

10. Who built the Rang-ghar?

English, 1 year ago

Which word is used for 'computer' in hindi?

Math, 1 year ago

sin²(41+theta)+sin²(49-theta)...

Accountancy, 1 year ago

To do opening entry for paid wages...

Accountancy, 1 year ago

Cheque received from naresh endorse to Suresh in full settlement of his account of 1050 what is general entry...

Psychology, 1 year ago

,shikshan thathya kya hair?