Josue's overtime pay is $6 an hour more than his regular pay. he worked 7 hours at his regular wage and 5 hours at his overtime wage. he earned $138.
what is josue's regular wage per hour?

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