Homework 1-30-07

1) After 3 minutes of jogging you have traveled 7 blocks. You are running at a constant rate of 1.5 blocks per minute. Define a function that relates the number of blocks you have ran with the number of minutes you've been jogging.

2) Define a function that has a constant rate of change of -3 whose graph passes through the point (-1, 5).

3) Define a function that has a constant rate of change of 2/3 whose graph passes through (-6, 2)

4) A function with a constant rate of change has a graph that passes through (3, -4) and (0, 6). Find the rate of change.

5) After 15 minutes of game last night, the Suns had 31 points. After 23 minutes of game last night, the suns had 43 points. Assuming they scores points at a constant rate, what is the rate that the Suns were scoring?