Question

Ronak rode on a roller coaster. He was at an elevation of 55 m above the mean sea level when he start the ride. During the ride the elevation changes as 412 m, -125 m, 272 m,-343, 490m, -640, and 50m
What is his elevation relative to the mean sea level at the end of the ride?​

solution please​
please answer me
urgent
ans should be 171

Answer 1

Answer:

55 m because ride will stop at starting point