How can scientists determine whether an extinct animal gave birth on land or under
water?

Winston uses the high-low method. it had an average cost per unit of $10 at its lowest level of activity when sales equaled 10,000 units and an average cost per unit of $6.50 at its highest level of activity when sales equaled 20,000 units. what would winston estimate its total cost to be if sales equaled 8,000 units?

You are purchasing a bond that currently sold for $985.63. it has the time-to-maturity of 10 years and a coupon rate of 6%, paid semi-annually. the bond can be called for $1,020 in 3 years. what is the yield to maturity of this bond?

Which of the following statements about nonverbal communication is most accurate? a. the meanings of some gestures can vary among cultures b. the way an e-mail, letter, memo, or report looks can have either a positive or a negative effect on a receiver c. the manner in which we structure and use time can reveal our personalities and attitudes d. all statements are accurate