How many cubic meter of earth must be dug out to sink a well 22.5 deep and diameter 7m? find the cost of plastrring the inner curved surface at rupees 3sq meter.
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866.25 cm of earth must be excavated.
495 x 3 = 1485 Rs needed for plastering.
495 x 3 = 1485 Rs needed for plastering.
vipinmamgai40:
how to calculate this ?
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