A bag has 5 red, 4 blue, and 4 green marbles. If all are drawn one by one and their colours are recorded, how many different arrangements can be found?

A bag has 5 red, 3 green and 7 yellow balls. If all are drawn one by one and their colours are recorded, how many different arrangements can be found?

There are 5 Red, 4 White and 3 Green marbles in a bag. If all are drawn, determine the number of different arrangements.

A bag contains 7 black and 4 red balls. If 3 balls are drawn at random, find the probability that one is black and two are red.

A bag contains 3 black and 4 white balls. Two balls are drawn one by one at random without replacement. The probability that the second drawn balI is white, is

A bag contains 3 black and 4 white balls. Two balls are drawn one by one at random without replacement. The probability that the second drawn ball is white, is

A bag contains 5 red balls, 3 black balls and 4 white balls. 3 balls are drawn at random . The probability that they are not of same colour is

A Signal is generated from 2 flags by putting one flag above the other. If 4 flags of different colours are available, how many different signals can be genereted?