Write a word problem that can be solved by finding the 1/6*3/8

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

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.

Hurry if the population of of an ant hill doubles every 10 days and there are currently 100 ants living in the ant hill what will the ant population be in 20 days