AP EAPCET 2024 - 19th May Evening Shift | Probability Question 35 | Mathematics

In a consignment of 15 articles, it is found that 3 are defective. If a sample of 5 articles is chosen at random from it, then the probability of having 2 defective articles is

$\frac{256}{625}$

$\frac{64}{625}$

$\frac{128}{625}$

$\frac{512}{625}$

AP EAPCET 2024 - 18th May Morning Shift

MCQ (Single Correct Answer)

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If 5 letters are to be placed in 5 -addressed envelopes, then the probability that atleast one letter is placed in the wrongly addressed envelope, is

$\frac{1}{5}$

$\frac{1}{120}$

$\frac{4}{5}$

$\frac{119}{120}$

AP EAPCET 2024 - 18th May Morning Shift

MCQ (Single Correct Answer)

-0

A student writes an examination which contains eight true of false questions. If he answers six or more questions correctly, the passes the examination. If the student answers all the questions, then the probability that he fails in the examination, is

$\frac{37}{256}$

$\frac{19}{256}$

$\frac{119}{256}$

$\frac{219}{256}$

AP EAPCET 2024 - 18th May Morning Shift

MCQ (Single Correct Answer)

-0

The probabilities that a person goes to college by car is $\frac{1}{5}$, by bus is $\frac{2}{5}$ and by train is $\frac{3}{5}$, respectively. The probabilities that he reaches the college late if he takes car, bus and train are $\frac{2}{7}, \frac{4}{7}$ and $\frac{1}{7}$, respectively, If he reaches the college on time, then probability that he travelled by car is

$\frac{6}{29}$

$\frac{24}{29}$.

$\frac{5}{29}$

$\frac{23}{29}$

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