Question

There are 6 balls of different colours
namely, White, black, blue, red, green
and yellow, to be arranged in a
row. In how many Ways it can be
arranged in such a way that blue.
and green balls are never together?​

Answer 1

Answer:

18 ways it can be arranged in such a way that blue and green balls are never together

Answer 2

Answer:

it can be written in many ways:some are here .