The answer to this question is "B)$126" The hourly pay is 21$
You must mean the depth of the submarine.
to make sum = zero the depth of the sub must be -1600 ft..
I'm pretty sure this is Triangle stuff, with Sin, Cos + Tan, etc.
I can't remember it all I'm afraid, but the angle will be the 1 degree, 10 minutes - the Hypotenuse side will be the 3.5 km
