20 ! you can get the 20 points james plays in the backfield of the big town football team. last week he ran four players from the halfback position. he made "gains" measured in yards of 3,4,1 and 5. what were his average yards per gain? round your answer to the nearest tenth of a yard.

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?