Informal logic is
the study of mathematical properties of languages
the study of arguments as they exist in everyday language
the study of formal validity without a focus on everyday usages of critical thinking
the scientific examination of special truths

Parks corporation is considering an investment proposal in which a working capital investment of $10,000 would be required. the investment would provide cash inflows of $2,000 per year for six years. the working capital would be released for use elsewhere when the project is completed. if the company's discount rate is 10%, the investment's net present value is closest to (ignore income taxes) ?

You were able to purchase two tickets to an upcoming concert for $100 apiece when the concert was first announced three months ago. recently, you saw that stubhub was listing similar seats for $225 apiece. what does it cost you to attend the concert?

Which theorem states that no two species competing for the exact same resources can coexist? which theorem states that no two species competing for the exact same resources can coexist? resource partitioning principle complex community network principle dominance species principle competitive exclusion principle?