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IBM Numerical Ability - Permutation and Combination Interview Questions with Answers

(#M40166290) IBM QUESTION Aptitude Keep an EYE

In a class, there are 15 boys and 10 girls. Three students are selected at random. The probability that 1 girl and 2 boys are selected, is:
A. 21/46
B. 25/117
C. 1/50
D. 3/25

Asked In IBM Priya (6 years ago)

Unsolved Read Solution (4)

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(#M40165342) IBM QUESTION profit and loss Keep an EYE

in how many ways can 5 team members named sita(empl_id 1), gita (empolee_id 2), meeta(emp_id 3), rita(emp_id 4) and kirti(emp_id 5) be seated if they should not sit in ascending order of their employee ids?

Asked In IBM ommohan (7 years ago)

Unsolved Read Solution (7)

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(#M40164917) IBM QUESTION Keep an EYE

the survey was counducted on the hobbies of 200 students.the survey revaled that 85% of student play football 80% basketball and 75% hockey & 70% tennis what is minimum number of students who must have played all four games

Asked In ibm animesh (8 years ago)

Solved Jini Nam Read Solution (7)

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(#M40151748) IBM QUESTION maths Keep an EYE

How many words with or without meaning, can be formed by using all the letters of the word, DELHI using each letter exactly once?

Option
1) 720
2) 24
3) None of these
4) 120

Asked In IBM monisha (10 years ago)

Unsolved Read Solution (24)

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(#M40151747) IBM QUESTION maths Keep an EYE

How many 6 digit telephone numbers can be formed if each number starts with 35 and no digit appears more than once?

Option
1) 720
2) 360
3) 1420
4) 1680

Asked In IBM monisha (10 years ago)

Unsolved Read Solution (11)

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(#M40151633) IBM QUESTION Keep an EYE

There are 6 periods in each working day of a school. In how many ways can one organize 5 subjects such that each subject is allowed at least one period?

Option
1) 3200
2) 3600
3) 2400
4) None of these

Asked In IBM sanjana (10 years ago)

Unsolved Read Solution (7)

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(#M40151620) IBM QUESTION IBM Keep an EYE

25 buses are running between two places P and Q. In how many ways can a person go from P to Q and return by a different bus?

Option
1) 625
2) 600
3) 576
4) None of these

Asked In IBM Arunkumar (10 years ago)

Unsolved Read Solution (10)

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(#M40151490) IBM QUESTION marhs Keep an EYE

In a college students can play cricket or basketball. 500 play cricket.
220 played both and 600 played
basketball. What is the total strength of college?

Asked In IBM vikas kumar (10 years ago)

Unsolved Read Solution (9)

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(#M40132162) IBM QUESTION Keep an EYE

From a group of 7 men and 6 women, five persons are to be selected to form a committee so that at least 3 men are there on the committee. In how many ways can it be done?

A. 624

B. 702

C. 756

D. 812

Asked In IBM lavanya.c (10 years ago)

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(#M40131795) IBM QUESTION Keep an EYE

In how many different ways can the letters of the word OPTICAL be arranged so that the vowels always come together?

A. 610

B. 720

C. 825

D. 920

Asked In IBM alekhya gandhi (10 years ago)

Unsolved Read Solution (14)

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