Central Board of Secondary Education
Class – XII (Year 2009)
Subject – Mathematics - (Outside)
(i) All questions are compulsory.
(ii) Marks for each question are indicated against it.
(iii) Use of Calculators is not permitted.
- Write the direction cosine of a line equally inclined to the three
- On a multiple choice examination with three possible answers for each of
the five questions, what is the probability that a candidate would get four
or more correct answers just by guessing