Find the the measure of angle 1

60 degrees

Step-by-step explanation:

It’s a straight line, which means it’s 180 degrees

The angle of one side is given; which is 120 degrees

Now, we just need to subtract it from 180 to get the other angle

180-120 = 60 degrees

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