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A well is dug 20 m Deep and it has diameter 7 m. the Earth which is so dug out is spread evenly on a rectangular plot 22m long and 14 m broad.what is the height of the platform formed? |
| Answer» A well is dug 20 m Deep and it has diameter 7 m. the Earth which is so dug out is spread evenly on a rectangular plot 22m long and 14 m broad.what is the height of the platform formed? | |