How much loose soil will be required to fill a 1000` long trench that is 50` wide and 4` deep. The volume of the loose soil will decrease by 30% when compacted. Do not make allowance for slope at ends of trench.

How much loose soil will be required to fill a 1000` long trench that is 50` wide and 4` deep. The volume of the loose soil will decrease by 30% when compacted. Do not make allowance for slope at ends of trench.