1
AP EAPCET 2024 - 21th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
A basket contains 12 apples in which 3 are rotten. If 3 apples are drawn at random simultaneously from it, then the probability of getting atmost one rotten apple is
A
$\frac{34}{55}$
B
$\frac{48}{55}$
C
$\frac{21}{55}$
D
$\frac{42}{55}$
2
AP EAPCET 2024 - 21th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
7 coins are tossed simultaneously and the number of heads turned up is denoted by random variable $X$. If $\mu$ is the mean and $\sigma^2$ is the variance of $X$, then $\frac{\mu \sigma^2}{P(X=3)}=$
A
$\frac{56}{5}$
B
$\frac{84}{5}$
C
$\frac{112}{5}$
D
$\frac{224}{5}$
3
AP EAPCET 2024 - 21th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
A manufacturing company noticed that $1 \%$ of its products are defective. If a dealer order for 300 items from this company, then the probability that the number of defective items is atmost one is
A
$\frac{3}{e^3}$
B
$\frac{2}{e^2}$
C
$\frac{3}{e^2}$
D
$\frac{4}{e^3}$
4
AP EAPCET 2024 - 20th May Evening Shift
MCQ (Single Correct Answer)
+1
-0
If five-digit numbers are formed from the digits $0,1,2,3,4$ using every digit exactly only once. Then, the probability that a randomly chosen number from those numbers is divisible by 4 is
A
$\frac{5}{16}$
B
$\frac{3}{16}$
C
$\frac{3}{8}$
D
$\frac{7}{16}$
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