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In a purse there are 10 coins, all 5 pai...

In a purse there are 10 coins, all 5 paise except one which is a rupee. In another purse there are 10 coins all 5 paise. 9 coins are taken out from the former purse & put into the latter & then 9 coins aretaken out from the latter & put into the former. Then the chance that the rupee is still in the first purse is: (A) `9/19` (B) `10/19` (C) `4/9` (D) none

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