Drag each tile to correct box match the names and events of world war ll to their descrptions. Tiles 1939 German invasion of poland Vichy government in France Battle of the Atlantic Battle of Britain siege of Leningrad bombing of pearl harbor

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

= 5

step-by-step explanation:

to find the 15th term substitute n = 15 into the nth term formula

= (- 3 × 15 ) + 50 = - 45 + 50 = 5