Whole numbers, Integers, Rational Numbers
{ -13, -3, -1/3, -0.25, 0, 0.3, 1.4, 2 1/2, 16 }

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

6 meters

step-by-step explanation:

to determine the unit cost your would divide the total cost by the number sold.

7 bagels for $4.41       $4.41/7 = $.63 each at fresh side

5 bagels for $3.60         $3.60/5 = $.72 each at value mart

c

step-by-step explanation: