4. Deep-sea divers Jacques Cousteau and his assistant are searching for sunken
treasure. Jacques Cousteau is currently
13.9 meters below the surface (-13.9
meters) and his assistant is currently 97.3
meters below the surface (-97.3 meters).
Jacques Cousteau is swimming down at
the rate of 7.5 meters per minute, and his
assistant is swimming towards the surface
at 6.4 meters per minute.
3
a. What is the depth of each diver
3 minutes from now?
b. In how many minutes will the assistant
be 33.3 meters below the surface?
c. According to the algebraic model, in
how many minutes will the divers be at
the same depth?