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A bag contains an assortment of blue and red balls. If two balls are drawn at random, the probability of drawing two red balls is five times the probability of drawing two blue balls. Furthermore, the probability of drawing one ball of each color is six time the probability of drawing two balls. The number of red and blue balls in the bag is `6,3` b. `3,6` c. `2,7` d. none of these

A

6,3

B

3,6

C

2,3

D

none of these

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A
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OBJECTIVE RD SHARMA ENGLISH-PROBABILITY -Section I - Mcqs
  1. A bag contains 4 tickets numbered 1, 2, 3, 4 and another bag contains ...

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  2. A six-faced dice is so biased that it is twice as likely to show an ev...

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  3. A bag contains an assortment of blue and red balls. If two balls are ...

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  4. A single letter is selected at random from the word PROBABILITY. Wh...

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  5. Three letters are written to different persons , and the addresses on ...

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  6. A coin is tossed three times. The probability of getting head and tail...

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  7. A bag contains 50 tickets numbered 1, 2, 3, .., 50 of which five are ...

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  8. One ticket is selected at random from 100 tickets numbered 00,01,02, …...

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  9. If the probability that A and B will die within a year are p and q res...

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  10. Four positive integers are taken at random and are multiplied together...

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  11. Two cards are drawn from a well shuffled deck of 52 cards.The probabil...

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  12. The probability that the roots of the equation x^(2)+nx+(1)/(2)+(n)/(2...

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  13. A matrix is chosen at random from the set of all matrices with eleme...

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  14. If an integer p is chosen at random in the interval 0le ple5, then the...

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  15. Dialling a telephone number an old man forgets the last two digits ...

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  16. Three squares of Chess board are selected at random. Find the proba...

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  17. If n integers taken art random are multiplied together , then the p...

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  18. If n positive integers are taken at random and multiplied together, th...

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  19. The probability that a teacher will give a surprise test during any cl...

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  20. about to only mathematics

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