Consider three boxes, each containing 10 balls labelled 1, 2, .., 10. Suppose one ball is randomly
Channel: Doubtnut
Date: 2019-12-29

Consider three boxes, each containing 10 balls labelled 1, 2, .., 10. Suppose one ball is randomly drawn from each of the boxes. Denote by `n_(i)`, the label of the ball drawn from the ith box, (I = 1, 2, 3). Then, the number of ways in which the balls can be chosen such that `n_(1) lt n_(2) lt n_(3)` is