If `(x + y)/2 = (y+z)/3 = (z + x)/4`, then find `x : y: z`.

If 2x = 3y = 4z, find x:y: z.

Find the value of (( x -y )^3 + ( y - z )^3 + ( z - x )^3 )/ (9 ( x - y )( y - z ) ( z - x )) 1 . 0 2 . 1/9 3 . 1/3 4. 1

If sqrt(x+1)+sqrt(y)+sqrt(z-4)=(x+y+z)/(2), then find x+y+z

(x + y) ^ (3) + (y + z) ^ (3) + (z + x) ^ (3) -3 (x + y) (y + z) (z + x)

If x(x+y+z) =4, y(x+y+z)=16 and z (x+y+z)=29 and x, y & z are positive numbers. Find x, y & z=?

If (x)/(y)+(y)/(z)+(z)/(x)=0, " then find "[((x)/(y))^(3)+((y)/(z))^(3)+((z)/(x))^(3)]

If ([y+z,x,yz+x,z,xx+y,y,z])=k(x-z)^(2), then find K

x y : y z : z x = 1 : 5 : 9 Find ( x + y ) : ( y + z ) : ( z + x ) = ?