Question

A miner descended 1400 feet into a mine from the mine's entrance. While in the mine, he then rose 800 feet and then descended 450 feet. What was the miner's net gain or loss in altitude from the entrance of the mine?

A.
–1050 ft

B.
–2650 ft

C.
250 ft

D.
2650 ft

Answer 1

@tanya123

Answer 2

Is it A?

Answer 3

@ganeshie8

Answer 4

Lets think about this. He went down 1400 feet then rose 800 feet. This means that he's now only descended 600 feet correct?

Answer 5

But there is no 600

Answer 6

I know. He then descended 450 feet for a total of what I think would be 1050.

Answer 7

So it is A?

Answer 8

@jigglypuff314

Answer 9

A is correct :)

Answer 10

Yayy thanks!

Answer 11

0 (ground level) minus 1400 + 800 minus 450 =