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in Mathematics by (65.0k points)

Water in a canal, 30 dm wide and 12 dm deep, is flowing with a speed of 10 km/hr. How much area will it irrigate in 30 minutes if 8 cm of standing water is required from irrigation.

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Best answer

Speed of water in the canal = 10 km. h = 10000 m.60 min =500/3 m/min.

Hence, the required area is 225000 m2.

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