Question
If and unregistered shopkeeper purchases goods and pays us in cash against URD invoice generated by us then under which column sales would be entered in GSTR-1.
Show that one and only one out of n, n+2, n+4 is divisible by 3, where n is any positive integer.
AB,CD,PQ are perpendicular to BD.AB=x,CD=y and PQ=z,prove that 1/x 1/y=1/z.