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Kamila [148]
3 years ago
10

There are 18 mathematics majors and 325 computer science majors at a college. a. In how many ways can two representatives be pic

ked so that one is a mathematics major and the other is a computer science major?b. In how many ways can one representative be picked who is either a mathematics major or a computer science major?
Mathematics
1 answer:
Natalka [10]3 years ago
8 0

Answer:

Step-by-step explanation:

Given

There are 18 Mathematics Majors and 325 computer science majors at a college

(A)Two Representative to be selected

no of ways in which 1 representative of Mathematics major can be selected is

^{18}C_1=18

no of ways in which 1 representative of Computer science major can be selected is ^{325}C_1=325

Total no of ways=18\times 325=5850\ ways

(b)No of ways in which either a Mathematics or computer science major can be selected is

=18+325=343\ ways

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