What is the volume of the sphere shown below? with a radius of 13
a. 8798/3 pi units3
b. 104pi units3
c. 52pi units 3
d. 676/3 pi units

Ineed i do not understand i'm only 8

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?

The art class is planning to paint a mural on an outside wall. this figure is a scale drawing of the wall. width: 11 in length: 28 in unit rate: 1.5 ft per in. write the ratio of the area of the drawing to the area of the actual mural. write your answer as a unit rate. show that this unit rate is equal to the square of the unit rate 1.5 ft per in