Water in a canal, `30\ d m\ w i d e\ a n d\ 12 d m\ d e e p ,\ ` is flowing with a velocity of `20 k m\ p e r\ hou rdot` How many area will it irrigate in 30min, if `9\ c m` of standing water is desired?

Water in a canal, 30\ d m\ w i d e\ a n d\ 12 d m\ d e e p ,\ is flowing with a velocity of 20 k m\ p e r\ hou rdot How many area will it irrigate in 30\ m in ,\ if 9\ c m of standing water is desired?

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, 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?

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Water flows in a tank 150 m\ x\ 100 m\ at the base, through a pipe whose cross-section is 2d m\ b y\ 1. 5 d m\ at the speed f 15\ k m\ p e r\ hou r . In what time, will the water be 3\ m e t r e s\ d e e p ?

An agricultural field is in the form of a rectangle of length 20 m and width 14 m.dot A pit 6m\ long,3m\ w i d e\ a n d\ 2. 5 m\ d e e p is dug in a corner of the field and the earth taken out of the pit is spread uniformly over the remaining area of the field. Find the extent to which the level of the field has been raised.

Water flows in a tank 150 m x 100 m at the base, through a pipe whose cross-section is 2d m b y 1. 5 d m at the speed f 15 k m p e r hou r . In what time, will the water be 3 m e t r e s d e e p ?

If A B C ∼ D E F such that A B=1. 2 c m and D E=1. 4 c m . Find the ratio of areas of A B C and D E F .

In Fig 31, A B C D is a rectangle with dimensions 32 m by 18 m. A D E is a triangle such that E F_|_A D and E F=14\ c mdot Calculate the area of the shaded region.