Management Aptitude Test Sep 2013 Paper

Question : 113 of 200

Marks: +1, -0

A student is to answer 10 out of 13 questions in an examination such that he must choose atleast 4 from the first five questions. The number of choices available to him is

Validate

Solution:

(b) Student can choose 4 questions from first 5 questions, then number of ways =

^5C_4

= 5
Similarly, student can choose 6 questions from remaining 8 questions, then number of ways

^8C_6

{ 8 ×7}/2

= 28
∴ Total number of choice available = 5 x 28 = 140

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