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## 4-digit number

How many 4-digit numbers are there with no digit repeated? Rate the problemSpam (0)Hard (0)Helpful (0)Wow (0)
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## Probability of Positive Integers being Coprime !

What is the probability that six randomly chosen positive integers are relatively prime ? Rate the problemSpam (0)Hard (0)Helpful (0)Wow (0)

## Probability of a fisherman

Every day a fisherman can choose to fish at sea, by a river, or at a lake. The probability that he fishes at sea, by the river, and at...
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## Probability- Even numbers greater than 5000

How many even numbers greater than 5000 can be formed using the digits 1,2,4,5,6. No digits used more than once. Rate the problemSpam (0)Hard (0)Helpful (0)Wow (0)
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## 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

For two events    A  and    B ,  P(A) = , P(B) = and  P(AUB) = .  Find   (1)  P(A/B)        ...
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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...
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