How many ways can a committee chairman choose 4 people for a subcommittee if there are 12 members on the whole committee?
a. 48
b. 495
c. 11,880
d. 20,736

point a is the center of this circle.

the ratio of the lengths of (ef/bc) and (ad/ih) is 2: 1.

step-by-step explanation:

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