What is the probability that the friends order only cotton sweatshirts?

User Generated

yrrfnpun

Mathematics

Description

Each of four friends orders a sweatshirt from a catalog. There are 16 colors of sweatshirts, 7 of which are all cotton and 9 of which are a blend. Each one orders a different color (no repeats) at random. What is the probability that the friends order only cotton sweatshirts?

a.  1/35

b.  44/7

c.  1/52

d.  9/455

User generated content is uploaded by users for the purposes of learning and should be used following Studypool's honor code & terms of service.

Explanation & Answer

7/16

6/15

5/14

4/13

Therefore the chance that all four get cotton sweatshirts = 7/16 x6/15 x5/14 x4/13= 0.019


Anonymous
Just what I needed. Studypool is a lifesaver!

Studypool
4.7
Trustpilot
4.5
Sitejabber
4.4

Related Tags