A computer assistant, who works at home is making $4000 dollars per month and he decides to go to school and take specialized courses in computer science which costs him $1000 dollars per month to improve his skills. He is spending 16 hours a month in school. What is the opportunity cost of going to school?

Answer asap ill give ! ’ a sample of radioactive material decays over time. the number of grams, y , of the material remaining x days after the sample is discovered is given by the equation y = 10(0.5)^x. what does the number 10 represents in the equation? a. the half-life of the radioactive material, in days b. the amount of the sample, in grams, that decays each day c. the time, in days, it will take for the samples to decay completely d. the size of the sample, in grams, at the time the material was discovered