Management Aptitude Test Dec 2012 Paper

Question : 107 of 200

Marks: +1, -0

A committee of 3 experts is to be selected out of a panel of 7 persons. Three of them are engineers, three are managers and one is both engineer and manager. In how many ways can the committee be selected, if it must have atleast one engineer and one manager?

Validate

Solution:

(a) Required number of ways
=

^3C_1^3C_1^1C_1 + ^3C_1^3C_2

^3C_2^3C_1 + ^3C_2^1C_1

^3C_2^1C_1

= 9 + 9 + 9 + 3 + 3 = 33

Go to Question:

Prev Question

Next Question