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Consider three boxes, each containing 10...

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 `i^(th)` 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 :

A

82

B

240

C

164

D

120

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The correct Answer is:
D
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