Suppose a gambler plays a game in which the probability of winning is 0.1. It costs him $1 to play and receives $8 for a win (he is up $7 for a win and down $1 for a loss).

If he starts with $4,what is the probability that the gambler is winning money or even after 16 plays? The gambler must stop playing if he reaches $0.(ans 0.2184 why

Please explain with calculatin and plz avoid handwriting

THank you