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 ?`

Water flows in a tank 150 m*100m at the base, through a pipe whose cross-section is 2d m by 1.5dm at the speed of 15 km per hour. In what time, will the water be 3m e t r e s deep?

A rectangular tank is 225 m\ by 162 m at the base. With what speed must water flow into it through and aperture 60 c m\ b y\ 45 c m that the level may be raised 20 c m in 5\ hou r s ?

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 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?

How many litres of water flow out of a pipe having an area of cross-section of 5\ c m^2 in one minute, if the speed of water in the pipe is 30\ c m//s e c ?

How many litres of water flow out of a pipe having an area of cross-section of 5\ c m^2 in one minute, if the speed of water in the pipe is 30\ c m//s e c ?

Find the surface area of a cuboid whose (i)L e ng th\ =\ 10 c m ,\ b r e a dt h\ =\ 12 c m ,\ h e igh t\ =\ 14 c m (ii)L eng th\ =\ 6\ d m ,\ b r e a dt h\ =\ 8d m ,\ h e igh t\ =\ 10 d m (iii)L eng t h\ =\ 2m ,\ b r e a dt h\ =\ 4m ,\ h e igh t\ =\ 5m (iv)Le ng t h\ =\ 3. 2 m ,\ b r e a dt h\ =\ 30 d m ,\ h e igh t\ =\ 250\ c mdot

A swimming pools is 20\ m in length, 15\ m\ in breadth, and 4\ m in depth. Find the cost of cementing its floor and walls at the rate of R s .12\ p e r\ s q u a r e\ m e t r edot

How many 3\ m e t r e\ c u b e s can be cut from a cuboid measuring 18 m\ x\ 12 m\ x\ 9m ?

How many 3\ m e t r e\ c u b e s can be cut from a cuboid measuring 18 m\ x\ 12 m\ x\ 9m ?