Sally picked 815 flowers she wanted to put each flower in 4 pots how many more flowers does she pick so she won't gave any extras?

1 more flower

Step-by-step explanation:becuz if she had 815 flowers to divide equally among 4 pots it would not be equal one pot will only ,203 flowers when others have 204 flowers so she will need to pick one more flower so each pot can have an equal amount of flowers.

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