A field is 200 m long and 150 m broad. There is a plot, 50 m long and 40 m broad, near the field. The plot is dug 7 m deep and the earth taken out is spread evenly on the field. By how many metres is the level of the field raised? Give the answer to the second place of decimal.

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Solution

We have, dimensions of the plot that is dug,

Length

Breadth

Depth

Length of the field

Breadth of the field

We need to find the level of field raised

Here, the volume of earth taken out,

So the rise in the level of the field

The level of the field is raised by .

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A field is 200 m long and 150 m broad. There is a plot, 50 m long and 40 m broad, near the field. The plot is dug 7 m deep and the earth taken out is spread evenly on the field. By how many metres is the level of the field raised? Give the answer to the second place of decimal.

We have, dimensions of the plot that is dug, Length Breadth Depth Length of the field Breadth of the field We need to find the level of field raised Here, the volume of earth taken out, So the rise in the level of the field The level of the field is raised by .

We have, dimensions of the plot that is dug,

Length

Breadth

Depth

Length of the field

Breadth of the field

We need to find the level of field raised

Here, the volume of earth taken out,

So the rise in the level of the field

The level of the field is raised by .