A200-liter tank initially full of water develops a leak at the bottom. we know 20% of the water leaks out in the first 5 minutes and the water drains off at a rate proportional to the amount of water present. at what time will the tank be empty?

I'll give brainliest if you answer right : )

Which is a true statement about an exterior angle of a triangle a. it is formed by two segments that are not sides of the triangle, b. it forms a linear pair with one of the interior angles of the triangle, c. it is complementary to one of the interior angles of the triangle. d. it is formed by two segments that are sides of the triangle.

This stem-and-leaf plot represents the heights of the students on ralph's basketball team. one student's height is missing from the plot. if the mean height of all the students on the team is 61 inches, what is the missing height? a. 55 in. b. 59 in. c. 61 in. d. 65 in.