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DISHA PUBLICATION-PROBABILITY-PRACTICE EXERCISE (STANDARD LEVEL)
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- There are 10 envelopes and 10 letters to go inside them. Each letter i...
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- 4 gentlemen and 4 ladies take seats at random round a table. The proba...
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- Two cards are drawn one by one from a pack of cards. The probability o...
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- The odds against A solving a certain problem are 3 to 2 and the odds i...
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- If two events A and B are such that P(A')=0.3, P(B)=0.4 and P(A nn B')...
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- If A and B are two events such that P(A) ne 0 and P(B) ne 1 then P(...
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- Let 0ltP (A)lt1, 0ltP(B) lt1and P(A uu B)=P(A)+P(B)-P(A)*P(B) then (A...
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- A group of researchers took a fair sample of 1972 children from the ge...
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- A life insurance company insured 25,000 young boys, 14,000 young girls...
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- Eleven books, consisting of five Engineering books, four Mathematics b...
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