The graph in the following illustration shows the depths of a submarine at certain times.

For how long does the submarine travel at a depth of 1,500 feet?
__________ hours

Question

The graph in the following illustration shows the depths of a submarine at certain times.

For how long does the submarine travel at a depth of 1,500 feet?
 __________ hours

Quizplus · Accepted Answer

The Answer of The graph in the following illustration shows the depths of a submarine at certain times.

For how long does the submarine travel at a depth of 1,500 feet?
 __________ hours

The Graph in the Following Illustration Shows the Depths of a Submarine