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IBPS Clerk CWE Exam Quantitative Aptitude Study Material

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Probability

The probability of an impossible event is

a)         2
b)         1
c)         0
d)        -1

✔Answer

Correct Answer Is : 0

Solution Is :

6 males and 7 females applied for the post of Manager in a company. What`s is the probability of a female candidate to get selected

a)         1/13
b)         7/13
c)         5/13
d)        13/13

✔Answer

Correct Answer Is : 7/13

Solution Is :

On tossing a coin we get 250 times head and 150 times tail. What is the probability of each event

a)         5/8 and 3/8
b)         4/5 and 3/5
c)          5/10 and 3/10
d)         3/10 and 4/10

✔Answer

Correct Answer Is : 5/8 and 3/8

Solution Is :

Which of the following cannot be a probability of the event

a)         0
b)         0.75
c)         0.1
d)         1.1

✔Answer

Correct Answer Is : 1.1

Solution Is :

Out of all the English alphabets what is the probability of getting a vowel the area of this triangle is

a)         4/13
b)         7/26
c)          5/26
d)         3/26

✔Answer

Correct Answer Is : 5/26

Solution Is :

A group of students were examined for their blood group and the following information is recorded A student is selected at random from the group. The probability of the student having group O is

a)
        3/4

b)
        1/4

c)
        2/5

d)
        4/5

✔Answer

Correct Answer Is :
1/4

Solution Is :

In a survey of 1025 persons, it was found that 415 were not even graduates. If a person is selected at random, find the probability of that person being a graduate

a)         122/205
b)         132/205
c)          122/205
d)         83/205

✔Answer

Correct Answer Is : 122/205

Solution Is :

A pack of 700 apples contains 120 rotten apples. An apple is picked at random from the pack. What is the probability that the apple is not rotten

a)         31/35
b)         33/35
c)          22/35
d)         29/35

✔Answer

Correct Answer Is : 29/35

Solution Is :

Two coins are tossed simultaneously 1000 times and the outcomes are recorded as follows On the basis of this information what is the probability of getting at least one head

a)   17/20
b)    13/20
c)      3/5
d)       7/20

✔Answer

Correct Answer Is : 13/20

Solution Is :

If P( E )=0.64 what is P (not E)

a)      0.37
b)      0.34
c)      0.36
d)    0.32

✔Answer

IBPS Clerk CWE Exam Quantitative Aptitude Study Material

Probability

The probability of an impossible event is

Correct Answer Is : 0

Solution Is :

6 males and 7 females applied for the post of Manager in a company. What`s is the probability of a female candidate to get selected

Correct Answer Is : 7/13

Solution Is :

On tossing a coin we get 250 times head and 150 times tail. What is the probability of each event

Correct Answer Is : 5/8 and 3/8

Solution Is :

Which of the following cannot be a probability of the event

Correct Answer Is : 1.1

Solution Is :

Out of all the English alphabets what is the probability of getting a vowel the area of this triangle is

Correct Answer Is : 5/26

Solution Is :

A group of students were examined for their blood group and the following information is recorded A student is selected at random from the group. The probability of the student having group O is

Correct Answer Is : 1/4

Solution Is :

In a survey of 1025 persons, it was found that 415 were not even graduates. If a person is selected at random, find the probability of that person being a graduate

Correct Answer Is : 122/205

Solution Is :

A pack of 700 apples contains 120 rotten apples. An apple is picked at random from the pack. What is the probability that the apple is not rotten

Correct Answer Is : 29/35

Solution Is :

Two coins are tossed simultaneously 1000 times and the outcomes are recorded as follows On the basis of this information what is the probability of getting at least one head

Correct Answer Is : 13/20

Solution Is :

If P( E )=0.64 what is P (not E)

Correct Answer Is : 0.36

Solution Is :

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Correct Answer Is :
1/4