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A field is 200m long and 150m broad. ...

A field is 200m long and 150m broad. There is a plot, 50m long and 40m broad, near the field. The plot is dug 7m 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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A find is 15 m long and 12 m broad. At one corner of this field a rectangular pit of dimensions 8 m xx 2,5 m xx 2 m is dug and the dug out soil is spread evenly over the rest of the field. Find the rise in the level of the rest of the field.

A well of diameter 2 m is dug 14 m deep. The earth taken out of it is spread evenly all around it to form an embankment of height 40 cm. Find the width of the embankment.

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