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16. 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 and put into the latter and then 9 coins are taken out from the latter and put into the former. Then what is the Probablity that the "rupee" is still in the first purse:- |
| Answer» 16. 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 and put into the latter and then 9 coins are taken out from the latter and put into the former. Then what is the Probablity that the "rupee" is still in the first purse:- | |