Question

Jenny was walking down a wood path for 4 minutes the elevation dropped steadily altogether it dropped 12 feet what was the change in elevation during the first minute

Answer 1

During the first minute, the elevation dropped 3 feet.

Work:
1 minute \ -3 ft
2 minutes \ -6 ft
3 minutes \ -9 ft
4 minutes \ -12 ft
OR
12/4 = 3 ft