Question
There are twenty numbered balls in a bag.Two of the balls are numbered 0,six are numbered 1, five are numbered 2 and seven are numbered 3.
Four of these balls are chosen at random,without replacement.Calculate the different number of ways this can be done so that the four balls have that total 3.
Four of these balls are chosen at random,without replacement.Calculate the different number of ways this can be done so that the four balls have that total 3.
Answers
70