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Total number of Caps in a bag, which contains While and Black Cup only, is 16. What is the number of White Cap? (A) Probability of drawing a White Caps p (W) lt 0.3750 (B) Probability of drawing two Black Caps P(B) lt1-P(W) (C ) Difference between no. of White Caps and Black Caps is 12. |
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Answer» Only statement 'A' alone is suffiecient to answer the question. `W+B=32` `(A)to P(W)lt0.3750` `P(W)lt(6)/(16)` So it explains that P should be 1,2,3,4 or 5 `(B)to` we cannot conclude anything from this statement `©to` Now difference of W and B is given = 12 But we don't KNOW which one is greater. So, BYUSING (A) and (C ) together we can answer the question. |
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