AP EAPCET 2025 - 23rd May Morning Shift | Probability Question 34 | Mathematics

If the average number of accidents occurring at a particular junction on a highway in a week is 5 , then the probability that atmost one accident occurs in a particular week is

$\frac{25}{e^4}$

$\frac{24}{e^4}$

$\frac{121}{e^5}$

$\frac{6}{e^5}$

AP EAPCET 2025 - 22nd May Evening Shift

MCQ (Single Correct Answer)

-0

An unbiased coin is tossed 8 times. The probability that head appears consecutively at least 5 times is

$\frac{5}{256}$

$\frac{5}{128}$

$\frac{5}{64}$

$\frac{5}{32}$

AP EAPCET 2025 - 22nd May Evening Shift

MCQ (Single Correct Answer)

-0

A box contains twelve balls of which 4 are red, 5 are green and 3 are white. If three balls are drawn at random simultaneously from the box, then the probability that exactly 2 balls have the same colour is

$\frac{27}{44}$

$\frac{29}{44}$

$\frac{17}{22}$

$\frac{31}{44}$

AP EAPCET 2025 - 22nd May Evening Shift

MCQ (Single Correct Answer)

-0

There are three families $F_1, F_2, F_3 . F_1$ has 2 boys and 1 girl; $F_2$ has 1 boy and 2 girls; $F_3$ has 1 boy and 1 girl. A family is randomly chosen and a child is chosen from that family randomly. If it is known that the child thus selected is a girl, then the probability that she is form $F_2$ is

$\frac{4}{9}$

$\frac{2}{9}$

$\frac{3}{7}$

$\frac{5}{7}$

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