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Box 1 contains three cards bearing numbe...

Box 1 contains three cards bearing numbers 1, 2, 3; box 2 contains five cards bearing numbers 1, 2, 3,4, 5; and box 3 contains seven cards bearing numbers 1, 2, 3, 4, 5, 6, 7. A card is drawn from each of the boxes. Let `x_i` be the number on the card drawn from the ith box, i = 1, 2, 3. The probability that `x_1, x_2, x_3` are in an aritmetic progression is

A

`(9)/(105)`

B

`(10)/(105)`

C

`(11)/(105)`

D

`(7)/(105)`

Text Solution

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The correct Answer is:
B
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