The garden is a right triangle with base 10 m and height 15 m, draw the garden such that one unit on the grid below represents two m

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

i would say true? if the unit was informational and it "refreshed your understanding", then true.