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A die is thrown 260 times. Prime numbers...

A die is thrown 260 times. Prime numbers appear on the upper face 39 times. If a dia is thrown at random, what is the probability of getting a prime number?

A

` 3//2`

B

`2//3`

C

`3//20`

D

`1//20`

Text Solution

Verified by Experts

The correct Answer is:
C
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MTG IIT JEE FOUNDATION-PROBABILITY-EXERCISE (MULTIPLE CHOICE QUESTIONS)
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  2. A coin is tossed 100 times and head appears 46 times. Now, if we toss ...

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  3. A die is thrown 260 times. Prime numbers appear on the upper face 39 t...

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  5. The following table shows the blood groups of 60 students of a class :...

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  6. 12 packets of salt, each marked 2 kg, actually contained the following...

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  7. Three coins are tossed simultan eously 200 times with the following fr...

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  8. In a cricket match, a batsman hits a boundary 16 times out of 30 balls...

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  9. The given table shows the marks obtained by 80 students in a class tes...

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  11. The given table shows the ages (in years) of 360 patients, getting med...

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  16. A pair of dice is rolled. What is the probability of getting a sum of ...

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  19. From a deck of 52 cards, the probability of drawing a face card is

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