Calculus Integrals unit. Please don't answer if you don't know how to solve it, and also don't attach any type of shared file or zip files, please. Thank you

Suppose a ball is dropped fromca height of 6ft. it bounces back up but time it bounces, it reaches only 7/10 of its pervious height. what is the total of each height that the ball reaches after 5 bounces

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10