1
AP EAPCET 2024 - 18th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
$P, Q$ and $R$ try to hit the same target one after the other. If their probabilities of hitting the target are $\frac{2}{3}, \frac{3}{5}, \frac{5}{7}$ respectively, then the probability that the target is his by $P$ or $Q$ but not by $R$ is
A
$\frac{26}{105}$
B
$\frac{79}{105}$
C
0
D
$\frac{75}{105}$
2
AP EAPCET 2024 - 18th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
A box contains $20 \%$ defective bulbs. Five bulbs are chosen randomly from this box. Then, the probability that exactly 3 of the chosen bulbs are defective, is
A
$\frac{32}{6 \%}$
B
$\frac{32}{125}$
C
$\frac{16}{625}$
D
$\frac{16}{125}$
3
AP EAPCET 2024 - 18th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
If a random variable $X$ satisfies poisson distribution with a mean value of 5 , then probability that $X<3$ is
A
$\frac{37}{2} e^5$
B
$6 e^5$
C
$6 e^{-5}$
D
$\frac{37}{2} e^{-5}$
4
AP EAPCET 2024 - 18th May Morning Shift
MCQ (Single Correct Answer)
+1
-0
The equation $a x y+b y=c y$ represents the locus of the points which lie on
A
$Z X$ - plane or on the planes perpendicular to $\overline{X X}$ - plene.
B
the planes perpendicular to $X$-avis.
C
the thes porpendicular to $Z X$-plene.
D
the lines perpendicular to $X X$-plane.
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