A16 gram sample of a substance thats used too treat thyroid disorders has a k value of 0.125. find the substances half life in days, and round your answer to the nearest 10th.

Jody bought 20 shares of amazon at the close price of $121.00. she bought 20 more shares a year later at the price of $127.00. two years later, she sold all of her shares at the price of $133.00. her broker charges $50 for each transaction. after all of these transactions, how much money did jody make?