Among 500 freshmen pursuing a business degree at a university, 323 are enrolled in an economics course, 205 are enrolled in a mathematics course, and 140 are enrolled in both an economics and a mathematics course. What is the probability that a freshman selected at random from this group is enrolled in each of the following? (Enter your answers to three decimal places.)

Mathematics · High School · Tue Nov 03 2020

Answered on

Given :

Total number of freshman in university = 500

Number of students enrolled in economics = 323

Number of students enrolled in mathematics = 205

Number of students enrolled in both economics and mathematics = 140

Probability = Favorable outcome/Total outcome 

= 140/500

= 7/25 or 0.28