Atrain travels 81 kilometers in 3 hours, and then 63 kilometers in 4 hours. what is its average speed?
Solved
Show answers
More tips
- S Science and Technology Discovering the Anatomy of an LCD TV Screen...
- F Family and Home How to Raise a Genius? Discover the Secrets Here...
- F Food and Cooking How to Properly Cook Buckwheat?...
- H Health and Medicine How to Tan in a Tanning Bed? Tips and Recommendations...
- S Style and Beauty How to Sew a Balloon Skirt: Detailed Tutorial and Tips on Choosing the Right Fabric...
- P Philosophy Personal attitude towards Confession: how to prepare and undergo the procedure correctly?...
- F Food and Cooking How to Make Cottage Cheese at Home: Simple and Quick Recipe with Step By Step Instructions...
- H Health and Medicine Which Water Are You Drinking? Is it Worth Buying Bottled Water?...
- H Health and Medicine What Makes a Man a Man?...
- H Health and Medicine What to Take with You to the Maternity Hospital?...
Answers on questions: Physics
- P Physics What does it mean if an object is in motion?...
- P Physics Which (on average) takes the longest to orbit the sun (longest period)? a) asteroid b) comet c) earth d) mars...
- P Physics In order for a color to be seen by a human, the light must be...
- P Physics Anet force of 749 newton causes an object to accelerate at 10.6m/s/s. determine the mass of the object in kg...
- M Mathematics Solve for y. I REALLY NEED HELP ON THIS!! 2(3y+6x)=2(5y-2x)...
- E English Identify the sentence fragment. A)She went to the mall. B)I put the book in my backpack. C)Yelled and screamed when she saw it. D)The baby did not feel very well....
- M Mathematics What is 0.000074 in scientific notation...
- C Chemistry What are the laws of Newton?...
- B Biology Which is a part of interphase? A. Telophase B. S phase C. AnaphaseD. Cytokinesis next question will be 85 points if some on answers this right now...
- M Mathematics Leonel computed the average rate of change in the depth of a pool over a two week interval to be zero. Which statement is true...
Ответ:
Therefore = Avg speed = 144/7 = 20.57 km/h
Hope you understood and liked my answer!
Ответ:
bye