SUBHASH PUBLICATION-PROBABILITY-Two marks questions with answers A die is tossed thrice. Find the probability of getting an odd number ... 06:01 An urncontains 5 red and 2 black balls. Two balls are randomly selecte... 01:52 A coin is biased so that the head is 3 times as likely to...
Step by step video & image solution for The probability of guessing the correct answer to a certain test questions is x/(12) If the probability of not guessing the correct answer to this question is 2/3 then x = (a)2 (b) 3 (c) 4 (d) 6 by Maths experts to help you in doubts...
NCERT solutions for CBSE and other state boards is a key requirement for students. Doubtnut helps with homework, doubts and solutions to all the questions. It has helped students get under AIR 100 in NEET & IIT JEE. Get PDF and video solutions of IIT-JEE Mains & Advanced previous year pap...