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A tube well having a capacity of 4 m3/hour operates for 20 hours each day during the irrigation season. How much area can be commanded if the irrigation interval is 20 days and depth of irrigation is 7 cm?

1.71 x 104 m2
1.14 x 104 m2
22.9 x 104 m2
2.29 x 104 m2

Correct Answer: 2.29 x 104 m2

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