Athree-dimensional object has a depth of 8 inches and a triangular base that has an area of 12 square inches, so it has a volume of a. 8 cubic inches b. 20 cubic inches c. 48 cubic inches -d. 96 cubic inches

Multiply the area of the base by the depth.

12 x 8 = 96 cubic inches.

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

50-60=10

step-by-step explanation: