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In the middle of a rectangular field measuring 30m×20m, a well of 7m diameter and 10m depth is dug. The earth so removed is evenlyspread over the remaining part of the field. Find the height through which the level of the field is raised. |
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Answer» In the middle of a rectangular field measuring 30m×20m, a well of 7m diameter and 10m depth is dug. The earth so removed is evenlyspread over the remaining part of the field. Find the height through which the level of the field is raised. |
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