Find the 20th, 40th, 60th, and 80th percentiles of the standard normal distribution. round the answers to two decimal places.

the 20th percentile = .

the 40th percentile = .

the 60th percentile = .

the 80th percentile = .

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

he answer is x=1x3 because x=1 to x=3