Westonci.ca offers quick and accurate answers to your questions. Join our community and get the insights you need today. Get precise and detailed answers to your questions from a knowledgeable community of experts on our Q&A platform. Join our platform to connect with experts ready to provide precise answers to your questions in different areas.

A miner descended 1200 feet into a mine. While in the mine, he then rose 900 feet and then descended 350 feet. What was the miner's net gain or loss in altitude? A. –1200 ft B. 650 ft C. –650 ft D. 50 ft

Sagot :

arewar
We can just add all these numbers together because they are just addition and subtraction.

We assume the miner starts at 0 (the surface).

0 - 1200 (down) + 900 (up) - 350 (down) = -650 (C)