Question

A hot air balloon leaves the ground and rises to an elevation of 1,100 feet. During the next 30 minutes, it descends 500 feet, rises 950 feet, descends 375 feet, and finally passes over a school. What is the elevation of the balloon when it passes over the school.

A. 1,025 feet
B. 1,100 feet
C. 1,175 feet

Answer 1

The answer is C look at the picture above

edit: Just realized I posted a different question sorry

Answer 2

1100-500=600 600+950=1550 1550-375=1175 so C is your answer