## probability

A dice is rolled twice . What is the probability of getting a sum equal to 9? a) 2/9 b) 2/3...

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## Probability

A box contains 20 balls out of which 12 are red and 8 are green . 5 balls are randomly drawn from the box with replacement . What is...

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## Probability

If the odds in favour of an event be 3/5 , find the probability of the occurence of the event? Rate the problemSpam (0)Hard (0)Helpful (0)Wow (0)

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## Probability

Two cards are drawn at random from a pack of 52 cards. What is the probability that both the drawn cards are aces? Rate the problemSpam (0)Hard (0)Helpful (0)Wow (0)

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## percentage

The true discount on Rs. 2562 due 4 months hence is Rs. 122. The rate percent is: a. 12 % b. % c. 14% d. 15% Rate the...

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## probability of kings

From a pack of 52 cards, two cards are drawn together at random. What is the probability of both the cards being kings? a. b. c. d. Rate...

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## contest R2 Q12

When flipping an unbiased cin determine the probability that i> at least three trials are necessary to observe a head ii> at most three trials are necessary to observe...

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## contest R2 Q9

Given the above condition find a:b Rate the problemSpam (0)Hard (0)Helpful (0)Wow (0)

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## contest Question-9

The ratio of the number of red balls, to yellow balls, to green balls in a urn is 2 : 3 : 4. What is the probability that a...

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