The lines `x/1=y/2=z/3` and `(x-1)/(-2)=(y-2)/(-4)=(z-3)/(-6)` are

The lines x/1=y/2=z/3a n d(x-1)/(-2)=(y-2)/(-4)=(z-3)/(-6) are a. coincident b. skew c. intersecting d. parallel

The lines (x)/(1)=(y)/(2)=(z)/(3) and (x-1)/(-2)=(y-2)/(-4)=(3-z)/(6) are

The line (x-2)/1=(y+4)/(2)=(z-3)/3 and x/2=(y-1)/(4)=(z+3)/(6) are

The lines x/2=y/1=z/3 and (x-2)/(2)=(y+1)/(1)=(3-z)/(-3) are ….

if the lines (x)/(1)=(y)/(2)=(z)/(3),(x-1)/(3)=(y-2)/(-1)=(z-3)/(4) and (x+k)/(3)=(y-1)/(2)=(z-2)/(h) are concurrent then

If the lines (x)/(1)=(y)/(2)=(z)/(3),(x-1)/(3)=(y-2)/(-1)=(z-3)/(4) and (x+k)/(3)=(y-1)/(2)=(z-2)/(h) are concurrent then

The lines (x-2)/(1)=(y-3)/(2)=(z-4)/(3) and (x-1)/(-5)=(y-2)/(1)=(z-1)/(1) are