Here are 45 objective questions on Probability prepared by Mr. Anjan Kumar Thakur who is a mathematics teacher at L K Singhania School, Ghotan (Rajasthan),
MCQ –
1.
On rolling a die, how many outcomes
we may have?
a.
3
b.
6
c.
7
d.
9
2.
Tossing 2 coins together the
outcomes are –
a.
(H,T)
b.
(H,H), (T,T )
c.
( T,H )
d.
All of these
3.
Which of the following is not a
suit of a deck of playing cards ?
a.
Diamond
b.
Club
c.
Hearts
d.
Wine
4.
The probability any event can’t
be greater than –
a.
½
b.
¾
c.
0
d.
1
5.
If P(E) = 0, it will be –
a.
A random event
b.
A sure event
c.
A impossible event
d.
A scheduled event
6.
If a coin is tossed once , what
will be the probability of getting a HEAD is
a.
0
b.
½
c.
1
d.
¾
7.
What is the probability of
getting a joker in a well shuffled deck of 52 playing cards –
a.
2/52
b.
1/52
c.
½
d.
0
8.
What is the probability of
getting a queen in a well shuffled deck of
playing cards –
a.
1/52
b.
1/13
c.
1/26
d.
4/13
9.
What is the probability of
getting a prime number by rolling a fair die once –
a.
5/6
b.
½
c.
¾
d.
¼
10.
What is the probability of
getting a perfect number by rolling a
fair die once –
a.
1/6
b.
2/6
c.
1
d.
0
11.
What is the probability of
getting a perfect square number by
rolling a fair die once –
a.
1
b.
2/6 0r 1/3
c.
0
d.
½
12.
One card is drawn from a well
shuffled deck of 52 cards. What is the probability of getting a face card –
a.
1/13
b.
4/13
c.
1/52
d.
3/13
13.
Which of the following is not a
face card ?
a.
Ace
b.
King
c.
Queen
d.
Jack
14.
One card is drawn from a well
shuffled deck of 52 cards. What is the probability of getting a Seven card –
a.
4/13
b.
1/13
c.
4/26
d.
1
15.
One card is drawn from a well
shuffled deck of 52 cards. What is the probability of getting a red card –
a.
¼
b.
1
c.
½
d.
0
16.
One card is drawn from a well
shuffled deck of 52 cards. What is the probability of getting a queen of heart card –
a.
1/13
b.
5/52
c.
1/26
d.
1
17.
A bag contains 5 balls of green
colour, 7 balls of red colour and 13 balls of yellow colour. A ball is randomly
picked up from the bag find the probability of getting a ball of red colour?
a.
13/20
b.
7/25
c.
10/25
d.
20/25
18.
If the probability of the
occurrence of an event be 3/7 what will be the probability of non-occurrence of
the same event –
a.
1/7
b.
2/7
c.
4/7
d.
5/7
19.
One card is drawn from a well
shuffled deck of 52 cards. What is the probability of getting a king –
a.
1/13
b.
2/52
c.
10/52
d.
None of the above
20.
One card is drawn from a well
shuffled deck of 52 cards. What is the probability of getting a non-face card –
a.
48/52
b.
10/13
c.
16/52
d.
54/52
21.
Which of the following number
can’t be the probability of any event ?
a.
2/3
b.
¾
c.
8/7
d.
½
e.
0
22.
There are 100 cards on which
the numbers from 1 to 100 is printed on
them. Find the probability of getting ZERO if any one card is drawn after
fairly reshuffling them –
a.
1/100
b.
2/100
c.
11/100
d.
NOTA
23.
In tossing two coins together
what is the probability of getting 2 heads ?
a.
½
b.
¼
c.
¾
d.
1
24.
In the above case find the probability
of getting at least 1 tail –
a.
1
b.
½
c.
¾
d.
¼
25.
In a well shuffled deck of 52
cards what is the probability of getting a RED card if one card is drawn
randomly ?
a.
½
b.
1/13
c.
2/13
d.
¼
26.
In a throw a pair of dice, what
is the probability of getting a doublet -
a.
¼
b.
5/6
c.
1/6
d.
14/36
27.
One card is drawn from a well
shuffled deck of 52 cards. What is the probability of getting a queen or a
black card –
a.
1/2
b.
28/52
c.
24/26
d.
4/52
28.
One card is drawn from a well
shuffled deck of 52 cards. What is the probability of getting neither queen or a king –
a.
11/13
b.
10/13
c.
15/26
d.
NOTA
29.
A bag contains 6 red balls and
14 white balls find the probability of getting 1 white ball if randomly a ball
be chosen –
a.
3/10
b.
7/10
c.
13/20
d.
7/20
30.
In a wheel of fortune there are
1 to 10 numbers printed on it. If I win after getting any perfect square
number, find the probability of my victory ?
a.
7/10
b.
3/10
c.
1/10
d.
9/10
31.
Find the probability of getting
the smallest positive integer –
a.
1
b.
½
c.
0
d.
NOTA
32.
Find the probability of getting
the biggest natural number –
a.
1
b.
½
c.
0
d.
NOTA
33.
In a class there are 20 girls
and 15 boys, find the probability of getting a boy if a student be randomly
selected –
a.
3/7
b.
4/7
c.
15/20
d.
5/15
34.
The probability of a sure event
is
a.
½
b.
¾
c.
1/1000
d.
1
35.
The probability of an
impossible event is
a.
½
b.
¾
c.
1/1000
d.
1
36.
If the probability of an event
A be ¼ and that of event B be ¾ , then both the events A and B are called –
a.
Sure event
b.
Impossible event
c.
Complementary event
d.
Supplementary event
37.
A die is thrown once , what is
the probability of getting a perfect cube number ?
a.
½
b.
¼
c.
1
d.
1/6
38.
A die is thrown once , what is
the probability of getting a composite
number ?
a.
½
b.
1/3
c.
¼
d.
1/6
39.
If a pair of dice be thrown ,
what is the probability of getting a sum greater than 10 of numbers appearing
of both dice –
a.
5/36
b.
1/12
c.
4/36
d.
10/30
40.
A coin has ……. Faces .
a.
1
b.
2
c.
0
d.
3
41.
How many suits are there in a
deck of playing cards ?
a.
1
b.
2
c.
3
d.
4
42.
How many faces does a die have
?
a.
1
b.
2
c.
4
d.
6
43.
P(E) indicates –
a.
Total outcome
b.
Favourable outcome
c.
Probability of occurrence of
favourable events
d.
NOTA
44.
Getting a number less than 7 is
a –
a.
Sure event
b.
Random event
c.
Impossible event
d.
Complementary event
45.
If 3 coins be tossed once
together find the probability of getting all HEADS –
a.
½
b.
¼
c.
1/8
d.
1
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