Respuesta :
The d can be represented as d < -60
Let d represent the depth of the researchers' second dive.
we have given that the depth of First dive = -60 ft
It was stated that in their second dive, the researchers explore a deeper depth, That is depth deeper than 60 ft.
What is the meaning of sea level?
Mean sea level is an average surface level of one or more among Earth's coastal bodies of water from which heights such as elevation may be measured.
Since the depth of 60ft is represented by the integer -60,
Deeper depth would be represented by integers less than -60.
So, d can be represented as d < -60
To learn more about the inequality visit:
https://brainly.com/question/24372553