He wrote in his report, "The rainfall has been scanty til

Climate is extreme, rainfall is scanty, and the people used to be nomadic hoarders. For which region is this statement correct?

A gambler has one rupee in his pocket.He tosses an unbiased normal coin unless either he is ruined or unless the coin has been tossed for a maximum of five xx.If for each head he wins a rupee and for each tail he looses a rupee,then the probability that the gambler is ruined is