Question

A submarine sits at –300 meters in relation to sea level. Then it descends 115 meters. What is its new position in relation to sea level?
A)-415m
B)-185
C)-115
D)-100

Answer 1

Well key words that we need are -300, descends, and 115. Also the question of course : What is its new position in relation to sea level? What does descend mean? It means to go down so it is adding the the number that has all ready descended and is negative. 300+115=415 so your answer is A. -415m.

Hoped I helped!

Answer 2

If the submarine descends 115 meters. Its new position in relation to sea level is A)-415m

Given:

Position=–300 meters

Descend=115 meters

Now let determine submarine new position after it descended

New position=-Old position - Descend

New position=–300 meters-115 meters

New position=-415 meters

Inconclusion if the submarine descends 115 meters. Its new position in relation to sea level is A)-415m

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