Select all of the following true statements if r = real numbers, i = integers, and w = {0, 1, 2, }.

a.) w ⊂ i
b.) r ⊂ w
c.) 0 ∈ i
d.) ø ⊂ r
e.) {0, 1, 2, } ⊆ w
f.) -2 ∈ w

b.) 160 miles on a 5 gallons car

step-by-step explanation:

240/10=24 miles/gallon

160/5=32 miles/gallon

30/1=30 miles/gallon

168/6= 28 miles/gallon

32 miles/gallon is the most amount, so this is the best.

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