How many signals can be made by hoisting 2 blue , 2 red and 5 yellow flags on a pole at the same time ?

How many different signals can be made by hoisting 6 differently coloured flags one above the other when any number of them may be hoisted at once?

How many different signals can be made by hoisting 6 differently coloured flags one above the other when any number of them may be hoisted at once?

Using 6 different flags, how many different signals can be made by using atleast three flags, arranging on above the other ?

How many signals can be formed with 4 green and 3 red flags arranged vertically?

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?

In how many ways a garland can be made by using 15 different flowers.

In how many ways a garland can be made by using 15 different flowers.

In how many ways can 3 red marbles, 2 blue marbles, and 5 yellow marbles be placed in a row?

How many different signals can be made by 5 flags from 8 flags of different colours?

How many different signals can be made by 5 flags from 8 flags of different colours?