Jim has three times as many comic books as charles charles has two thirds as many as bob bob has 27 books how many comic books does jim have

Charles has 2/3 of bob

 bob has 27

 so 2/3*27 = 27 *2 = 54/3 = 18

Charles has 18

Jim has 3 times as many as Charles so he has 3 x 18 = 54

 jim has 54 comic books

3; 9 is 8 to -4

step-by-step explanation:

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