A class consists of 20 sophomores and 15 freshmen. The club needs to choose four diﬀerent members to be president, vice president, secretary, and treasurer.
(a) In how many ways is this possible?
(b) In how many ways is this possible if sophomores will be chosen as president and treasurer and freshmen as vice president and secretary?

Question

A class consists of 20 sophomores and 15 freshmen. The club needs to choose four diﬀerent members to be president, vice president, secretary, and treasurer. 
(a) In how many ways is this possible? 
(b) In how many ways is this possible if sophomores will be chosen as president and treasurer and freshmen as vice president and secretary?

Quizplus · Accepted Answer

The Answer of A class consists of 20 sophomores and 15 freshmen. The club needs to choose four diﬀerent members to be president, vice president, secretary, and treasurer. 
(a) In how many ways is this possible? 
(b) In how many ways is this possible if sophomores will be chosen as president and treasurer and freshmen as vice president and secretary?

A Class Consists of 20 Sophomores and 15 Freshmen