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A city survey found that 47% of teenager...

A city survey found that 47% of teenagers have a part time job. The same survey found that 30% plan to attend college. Find the probability that a teenager has a part time job.

A

`37//100`

B

`30//100`

C

`40//100`

D

`47//100`

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Verified by Experts

The correct Answer is:
D
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MTG IIT JEE FOUNDATION-PROBABILITY-EXERCISE (MULTIPLE CHOICE QUESTIONS)
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  3. A city survey found that 47% of teenagers have a part time job. The sa...

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  9. In a city, the weekly observations made on cost of living index are gi...

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  10. The heights (in cm) of 50 students of a class are given below One s...

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  11. The given table shows the number of students participating in various ...

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  12. Two coins are tossed simultaneously for 360 times. The number of times...

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  13. The probability of guessing the correct answer to a certain question i...

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  14. In a sample study of 642 people, it was found that 514 people have a h...

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  15. In a survey of 364 children aged 19-36 months, it was found that 91 li...

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  16. A box contains 50 bolts and 150 nuts. On checking the box, it was foun...

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  17. There are 13 girls and 15 boys in a line. If one student is chosen at ...

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  18. On a particular day, the number of vehicles passing through a crossing...

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  19. A group of 80 students of Class IX are selected and asked for their ch...

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  20. A and Bare the only two outcomes of an event. If P(A) = 0.72, then wha...

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