these marbles are placed in a bag and two of them are randomly drawn. what is the probability of drawing two yellow marbles if the first one is placed back in the bag befor the second draw

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads

answer:

your answer is: c. 196 7/8 in^3.

in geometry, parallel lines are lines in a plane which do not meet; that is, two lines in a plane that do not intersect or touch each other at any point are said to be parallel. by extension, a line and a plane, or two planes, in three-dimensional euclidean space that do not share a point are said to be parallel.