Portfolio questions 1. the number of plastic straws produced by a machine varies directly as the amount of time the machine is operating. if the machine produce 20,00 straws i’m 8 hours, how many straws can it produce in 50 hours.

The gades foundation and hbm corporation are eager to donate generously to their favorite charities. the gades foundation donated $250 in the first month, and each month afterward their cumulative donation total increases by 100$ the hbm corporation donated $64, in the first month, and each month afterward their cumulative donation total increases by 75%. in which month will the hbm corporation's cumulative donation total first exceed the gades foundations' cumulative donation total?

Determine if the outside temperature is a function of the time of day or if the time of day is a function of temperature and explain why or why not.

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?