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Given three identical boxes I, II and II...

Given three identical boxes I, II and III, each containing two coins. In box L both coins are gold coins, in box II, both are silver coins and in the box III, There is one gold and one silver coin. A person chooses a box at random and takes out a

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Given three identical boxes I, II and III each containing two coins. In box I, both coins are gold coins, in box II, both are silver coins and in box III, there is one gold and one silver coin. A person chooses a box at random and takes out a coin. If the coin is of gold, what is the probability that the other coin in the box is also of gold?

Given three identical boxes I, II and III, each containing two coins. In ox I both coins are gold coins, in box II both are silver coins and in box III there is one gold and one silver coin. A person chooses a box at random and takes out a coin. If the coin is of gold, what is the probability that the other coin in the box is also of gold?

There are three coins. One is a coin having tails on both faces, another is a biased coin that comes up tails on both faces, anoter is a biased coin that comes up tails 70% of the time and the third is an unbiased coin. One of the coins is chosen at random and tossed, it shows tail. Find the probability that it was a coin with tail on both the faces.

There are some coins and rings of either gold or silver in a box,60% of the objects are coins,40% of the rings are of gold and 30% of the coins are of silver.The percentage of gold articles is:

There are some coins and rings of either gold or silver in a box. 60% of the objects are coins, 40% of the rings are of gold and 30% of the coins are of silver. What is the percentage of gold articles ?

A box contains 280 coins of one rupee , 50 paise and 25 paise .the value of each kind of the coins are in the ratio of 8:4:3 .then the number of 50 Paise coins is :

There are three coins one is a two-headed coin having head on both faces , another is a biased , coin that coines up tails 25% of the times and third is an unbiased coin. One of the three coins is chosen at random and tossed, it shows head what is the probability that it was a two-headed coin ?

MODERN PUBLICATION-PROBABILITY-EXERCISE 13 (d) (LATQ)
  1. As man is known to speak truth 3 out of 4 times. He throws a die and ...

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  2. Three bags contain : (i) 4 red and 4 black, 2 red and 6 black balls ...

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  3. (i) Bag I contains 3 red and 4 black balls while another bag II contai...

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  4. A bag contains 4 red and 4 black balls, another bag contains 2 red and...

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  5. (a) (i) Bag I contains 5 red and 3 black balls, Bag II contains 6 red ...

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  6. Given three identical boxes I, II and III, each containing two coins. ...

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  7. In a tape recorder factory three machines A, B and C produced 50%, 30%...

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  8. A company has two plants to manufacture scooters. Plant I manufactures...

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  9. An insurance company insured 2000 scooter drivers, 4000 car drivers...

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  10. A doctor is to visit a patient. From the past experience, it is known ...

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  11. (i) A man is known to speak the truth 3 out of 4 times. He throws a di...

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  12. A bag contains 4 balls. Two balls are drawn at random, and are foun...

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  13. Of the students in a college, it is known that 60% reside in hostel ...

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  14. A laboratory blood test is 99% effective in detecting a certain dis...

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  15. Suppose, a girl throws a die. If she gets a 5 or 6 she tosses a coin t...

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  16. There are three coins. One is a two headed coin (having head on both ...

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  17. In a certain college, 4% of boys and 1% of girls are taller than 1....

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  18. Bag I contains 2 white, 1 black and 3 red balls, Bag II contains 3 whi...

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  19. (i) Coloured balls are distributed in three bags as shown in the follo...

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  20. The members of a consulting firm rent cars from three rental agencies ...

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