[" 27,Water in a canal,"30" dm wide and "12" dm deep,is flowing with a velex "],[" of "20" km per huur,finv much area will it incigate,if "9" cm of stand "],[" water is desired? "]

Water in a canal, 30 dm wide and 12 dm deep , is flowing with a velocity of 20 km per hour. How much area will it irrigate in 30 min , if 9 c m of standing water is desired?

Water in a canal 30dm wide and 12dm deep, is flowing with a velocity of 100km per hour. How much area will it irrigate in 30 minutes if 8cm of standing water is desired?

Water in a canal, 6 m wide and 1.5 m deep, is flowing with a speed of 10 km / h . How much area will it irrigate in 30 minutes, if 8 cm of standing water is needed?

Water in a canal, 30 d mw i da n d12 d md e e p , is flowing with a velocity of 20 k mp e rhou rdot How much area will it irrigate in 30 m in , if 9c m of standing water is desired?

Water in a canal, 6 m wide and 1.5 m deep, is flowing with a speed of 10 km/h. How much area will it irrigate in 30 minutes, if 8 cm of standing water is needed?

Water in a canal 6 m wide and 1.5 m deep is flowing with a speed of 10 km/h. How much area will it irrigate in 30 minutes, if 8 cm of standing water is needed ?

Water in a canal,6 m wide and 1.5 m deep,is flowing with a speed of 10km/h.How much area will it irrigate in 30minutes,if 8cm of standing water is needed?

Water in a canal , 6m wide and 1.5cm deep, is flowing with a speed of 10km/h. How much are a will it irrigate in 30 minutes , if 8cm of standing water is needed ?

Water in a canal 3 m wide and 1.2 m deep,is flowing with the velocity of 10 km/h. how mucharea (in hectares) will it irrigate in half an hour, if 9 cm of standing water is needed?