Ahippopotamus can stay under water for 15 minutes. a sea cow can stay under water y minutes. this is 11 minutes longer than one-third the time a hippopotamus can. write an equation and solve to determine how long the sea cow can stay under water.

The sea cow can stay under water for 16 minutes.

Step-by-step explanation:

A hippopotamus can stay under water for 15 minutes.

A sea cow can stay under water minutes and this is 11 minutes longer than one-third the time a hippopotamus can.

So, "11 minutes longer than one-third the time a hippopotamus can" means:  

Thus, the equation will be:  

Now, solving the above equation, we will get.........

So, the sea cow can stay under water for 16 minutes.

answer: i'm great at algebra

~coco

step-by-step explanation: