How many days does a letter take from Europe to US?

Is the US in the east or west hemisphere? What is water gas and produced gas? How long does it take priority mail from NC to TX? How many miles are there in 25.5 kilometers? How fast do planes landing? Why did the author wait to say where Tom was until the end in Fresh Reads Unit 1 week 4? What is 4.8 hours in hours and minutes? How long is 216 minutes? How many miles is 50m? Which is further the distance between Miami and Seattle or between Los Angeles and WashingtonDC? What is 6 meters and 70cm the same as? If the speed of the car is 100 kmh how many minutes you need to cover 10km? What is 1m47 in feets? How long does it take to ship a package from turkey to the US? What is .2km converted to meters? Is it possible for a person to walk from England to China? How long does it take to travel 110 miles at 500 mph? How fast does a bullet train travel? What is the distance from sydney to st johns nfld? How many miles separated the Mongol capital of Karakoram and Kiev?