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A field is 500 m long and 30 m broad. A tank 30 m long, 20 m [#permalink]
27 Mar 2004, 10:40
A field is 500 m long and 30 m broad. A tank 30 m long, 20 m broad and 12 m deep is dug in the field and the earth taken out is spread evenly over the field. Find the level of the field raised?
d) 60 cm
e) 100 cm