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     EduGorilla 
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    A chain of video stores sells three different brands of DVD players. Of its DVD player sales, 50% are of brand 1, 30% are of brand 2 and 20% are of brand 3. Each manufacturer offers one year warranty on parts and labour. It is known that 25% of brand 1 DVD players require warranty repair work, whereas the corresponding percentage for brands 2 and 3 are 20% and 10%, respectively. The probability that a randomly selected purchaser has a DVD player that will need repair while under warranty, is

    Options :-

    1. 0.795
    2. 0.205
    3. 0.1250
    4. 0.060
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