A submarine descended 1200 meters below the surface of the water. It then rose 800 meters and then descended 250 meters.

What was the submarine's net gain or loss in altitude?

A.

–1200 m

B.

–650 m

C.

–400 m

D.

650 m

Question

A submarine descended 1200 meters below the surface of the water. It then rose 800 meters and then descended 250 meters. 

 

What was the submarine's net gain or loss in altitude?
 











  

A.
 
–1200 m 









  

B.
 
–650 m 









  

C.
 
–400 m 









  

D.
 
650 m

misty1212 · Answer

last one i have to go to class 
$$-1200+850-250$$

misty1212 · Answer

-1200+850-250=-600 http://www.wolframalpha.com/input/?i=-1200%2B850-250

anonymous · Answer

-1200 + 800 - 250 = -650