Karl ran 4 blocks in 15 minutes. he then ran 1 more block. what is a reasonable value for the amount of time it took him to run all 5 blocks?
a. 15 minutes
b. 12 minutes
c. 30 minutes
d. 19 minutes

The function y= x - 4x+ 5 approximates the height, y, of a bird, and its horizontal distance, x, as it flies from one fence post to another. all distances are in feet. complete the square to find and interpret the extreme value (vertex). select two answers: one extreme value and one interpretation.