this is modeling hsinf vensim

model using vensim

Joe like to read so the teacher tries to give him enough book to keep him occupied each month. The teacher goal is that Joe has 15 unread books on hand all the time. He has a list of good books he wants Joe to read, but some of them is not available in the bookstore. He is able to find only 75 percent of the books he had planned each time. Even with this he manages to keep up a good flow of books. All unread book is on a bookshelf of Joe, which has 20 mnread books already at the beginning of the semester Joe is adamant and decided that he read half of the book what is on his self each month, no matter how much is on the self. The semester is 4 months long. How many unread books will remain on Joe bookshelf at the end of the semester? Joe like to read so the teacher tries to give him enough book to keep him occupied each month. The teacher goal is that Joe has 15 unread books on hand all the time. He has a list of good books he wants Joe to read, but some of them is not available in the bookstore. He is able to find only 75 percent of the books he had planned each time. Even with this he manages to keep up a good flow of books. All unread book is on a bookshelf of Joe, which has 20 mnread books already at the beginning of the semester Joe is adamant and decided that he read half of the book what is on his self each month, no matter how much is on the self. The semester is 4 months long. How many unread books will remain on Joe bookshelf at the end of the semester