A rock climber's elevation above sea level changed −82 1/2 feet in 2 1/4 minutes as she descended. What was the climber's average change in elevation per minute? Enter your answer as a mixed number, in simplified form, in the box.

2,600 divided by 80 = 32.5

step-by-step explanation:

hi there!

not proportional because the 42 does not go into 120 and 3 does not go into 8.

correct proportion: $40/1 ticket.

the reason i say this is because 40/1 is simplified and it evenly goes into 120/3.

hope this : )

answer is a. 13.268 l know it is