Posted by **Abby** on Friday, November 30, 2012 at 9:12am.

A submarine is patrolling the ocean. Each hour, it descends 25 feet and then ascends 10 feet. At 7:00 AM, it is at a depth of –100 feet. What will its depth be at 11:00 AM?

## Answer This Question

## Related Questions

- calculus - 1. A conical reservoir has a depth of 24 feet and a circular top of ...
- Trig - The depth of water in a tank oscilliates sinusoidally once every 6 hours...
- math - You have just built a swimming pool measuring 12 feet width by 28 feet ...
- calculus - Water is flowing freely from the bottom of a conical tank which is 12...
- Math - The water level (y) in a tank oscillates between 4 feet and 10 feet. It ...
- math please help!! - The depth d of water in a tank oscillates sinusoidally once...
- math - A manatee swimming 3 feet below the water surface, ascends 2 feet, ...
- Math (Ms.Sue) - Sheri's freezer is 2 feet wide, 6 feet long, and 2 feet deep. ...
- calculus - A hollow cone has height 5 feet and base diameter 4 feet. The vertex...
- AP calculus - The base of a cone-shaped tank is a circle of radius 5 feet, and ...

More Related Questions