How many tenths are there in four fifths?

Rosa makes a small flower garden outside the clubhouse the area of the garden is 851 square meters if the length of the garden is 23 m what is the width of the garden

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

What unit of been sure would be appropriate for the volume of a sphere with a radius of 2 meters