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A well with inner diameter 8 m is dug...

A well with inner diameter 8 m is dug 14 m deep. Earth taken out of its has been evenly spread all around it to a width of 3 m to form an embankment. The height of the embankment will be `4(26)/(33)m` (b) `5(26)/(33)c m` (c) `6(26)/(33)c m` (d) `7(26)/(33)c m`

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