1
AP EAPCET 2022 - 4th July Morning Shift
+1
-0

A box contains 100 balls, numbered from 1 to 100 . If 3 balls are selected one after the other at random with replacement from the box, then the probability that the sum of the three numbers on the balls selected from the box is an odd number, is

A
$$1 / 2$$
B
$$3 / 4$$
C
$$3 / 6$$
D
$$1 / 8$$
2
AP EAPCET 2022 - 4th July Morning Shift
+1
-0

In a lottery, containing 35 tickets, exactly 10 tickets bear a prize. If a ticket is drawn at random, then the probability of not getting a prize is

A
$$1 / 10$$
B
$$2 / 5$$
C
$$2 / 7$$
D
$$5 / 7$$
3
AP EAPCET 2022 - 4th July Morning Shift
+1
-0

A bag contains 7 green and 5 black balls. 3 balls are drawn at random one after the other. If the balls are not replaced, then the probability of all three balls being green is

A
$$\frac{343}{1720}$$
B
$$\frac{21}{36}$$
C
$$\frac{12}{35}$$
D
$$\frac{7}{44}$$
4
AP EAPCET 2022 - 4th July Morning Shift
+1
-0

If $$x$$ is chosen at random from the set $$\{1,2,3, 4\}$$ and $$y$$ is chosen at random from the set $$\{5,6,7\}$$, then the probability that $$x y$$ will be even is

A
$$\frac{5}{6}$$
B
$$\frac{1}{6}$$
C
$$\frac{1}{2}$$
D
$$\frac{2}{3}$$
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