07-01-2015
Mathematics

contestada

The US exports 200 billion pounds of coal. How many tons does the US export?

Respuesta :

07-01-2015

200 billion is 200,000,000,000 lbs
1 ton is 2,000 lbs.
So 200,000,000,000/2,000 = 100,000,000 tons or 100 million tons.

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robomech robomech

07-01-2015

2,000 = 1 ton . 2,000,000,000/2,000 = 1,000,000,000 or 100 million tons

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