Objective Type Questions

Exercise 12.5 is the chapter's closing multiple-choice review, in the standard Samacheer Kalvi 'choose the correct or most suitable answer from the given four alternatives' format. It deliberately mixes every idea covered in the chapter into single short questions: classical counting probability (selecting people/numbers/cards/balls/matrices at random), the Addition Theorem and its 'exactly one of two events' variant, conditional probability and the $A\subset B$ monotonicity property, independence (including a genuinely independent-events check), Total Probability (a two-stage urn problem), and Bayes' Theorem (a taller-than-1.8m college-student problem) - …