How to write 3 9/100 into a decimal?

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6

6

6

6

6

6

6

66

6

6

6

66

6

66answer:

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