How to find answer for question (a)?​

An alien has just landed from the planet, iksnimak. he would like to leam how to add two fractions when thedenominators are the same. write a paragraph that explains to our alien friend, in your own words, the detailsabout how to add the fractions, how to change the result to a mixed number, and how to reduce the fractionpart. use this problem as your example: the two fractions are 5/8 & 7/8

What is the volume of the sphere shown below with a radius of 3?

What is the radius of the cone in the diagram? round your answer to the nearest whole number