Say you belong to a group that has fifty members (n), and in order to get a particular benefit (b. you need fifteen members (k) to contribute. those who contribute to the provision of the benefit pay a cost (c). of course, b > c. if you know that ten members of the group (aside from yourself) are willing to contribute, what should you do?

How does cloud cover affect how much infrared light is reflected back to the ground?

Alarge increase in gas prices creates a demand for cars with good gas milage. it takes months for car companies to make these cars. how do you describe this market for cars

Read the sentence below, then answer the question that follows. penny learned tolerance after rahj explained the traditions of his family and their practice of indian traditions. the underlined word in the sentence above can best be defined as a. a fair and understanding view of those whose culture, race, or nationality differs from one’s own b. an understanding of a set of organized beliefs and practices that are often centered around one or more deities c. the linking of a group of people based on common characteristics such as culture, beliefs, or common history d. a classification based on inherited physical or biological traits