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There are 1,000 meters in a kilometer (kilo means thousand) 1,500 meters is 1.5 kilometers.
The Mercury City Tower is currently under construction in Moscow and will be completed in early 2013. Once completed, it will stand at 339 meters and be the tallest building in Europe. However, since it is not yet completed, the tallest building in Europe would be the Shard, located in London and standing 310 meters tall.
Square meters already is a unit of area, so there is no need to convert anything.
If the radius is 42 meters, then you already know the radius.
The production rate per worker is 15.000 metres/8 workers/week = 1875 metres/worker/week. Multiplying this number by 4 workers and 4 weeks yields 30.000 metres as the answer.
NO, because it already is
You already answered that
The original completed height of the Tower of Pisa was 60 meters. The height is 56.67m on the highest side and 55.86m on the lowest side.
It's already there.
2000 is already the area. What do you want to convert that to?
It basically already is. One km means One Thousand Meters, so 127 kilometers means 127 thousand meters, which could be written either as 127,000m or One hundred twenty thousand meters.