In how many ways can 5 flags, in which 3 are red, one is white and once is blue, be arranged on a staff, one below the other, if flags of one colour are not distinguishable?

In how many ways can 5 flags, in which 3 are red, one is white and one is blue, be arranged on a staff, one below the other, if flags of one colour are not distinguishable ?

In how many ways can 5 flags, in which 3 are red, one is white and one is blue, be arranged on a staff, one below the other, if flags of one colour are not distinguishable?

How many ways can 2 identical red chairs and 4 identical blue chairs be arranged in one row ?

In how many ways 2 blue,3 green and 4 red flags can be arranged vertically to make different signals?

In how many ways can the following diagram be coloured subject to the following conditions ? Each of the smaller triangle is to be painted with one of the three colours, red, blue or green.

How many signals can be made by hoisting 5 flags of different colours ?

How many signals can be made by hoisting 5 flags of different colours ?

How many different signals can be made from 4 red, 2 white and 3 green flags by arranging all of them vertically on a flagstaff?

Given 5 flags of different colour, how many different signals can be generated if each signal Is generated of 2 flags one below the other