Which do you prefer- a.) an investment which gains 20% one year, and loses 20% the next b.) an investment which loses 20% then gains 20% or c.) keeping the money in a checking account where it earns 0% interest?

incomplete question. how do you expect anyone to you when you do not post the question in its entirety?

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

false

step-by-step explanation:

the answer is 40.

proof: