MEDIUM
CAT
IMPORTANT
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The AMS MOCK CAT test CATALYST 19 consists of four sections. Each section has a maximum marks of 45 marks. Find the number of ways in which a student can qualify in the AMS MOCK CAT if the qualifying mark is 90.

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Important Questions on Permutations and Combinations

EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 26 - Permutations and Combinations>Level of Difficulty>Q 1
How many numbers of 3-digits can be formed with the digits 1, 2, 3, 4, 5 (repetition of digits not allowed)?
EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 26 - Permutations and Combinations>Level of Difficulty>Q 2

How many numbers between 2000 and 3000 Can be formed with the digits 0, 1, 2, 3, 4, 5, 6, 7 (Repetition of digits not allowed)?

EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 26 - Permutations and Combinations>Level of Difficulty>Q 3

In how many ways can a person send invitation cards to 6 of his friends if he has four servants to distribute the cards?

EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 26 - Permutations and Combinations>Level of Difficulty>Q 4
In how many ways can 5 prizes be distributed to 8 students, if each student can get any number of prizes?
EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 26 - Permutations and Combinations>Level of Difficulty>Q 5
In how many ways can 7 Indians, 5 Pakistanis and 6 Dutch be seated in a row so that all persons of the same nationality sit together?
EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 26 - Permutations and Combinations>Level of Difficulty>Q 6
There are 5 routes to go from Allahabad to Patna & 4 ways to go from Patna to Kolkata, then how many ways are possible for going from Allahabad to Kolkata via Patna?
EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 26 - Permutations and Combinations>Level of Difficulty>Q 7
There are 4 qualifying examinations to enter into Oxford University: RAT, BAT, SAT, and PAT. An Engineer cannot go to Oxford University through BAT or SAT. A CA on the other hand can go to the Oxford University through the RAT, BAT & PAT but not through SAT. Further there are 3 ways to become a CA(viz., Foundation, Inter & Final). Find the ratio of number of ways in which an Engineer can make it to Oxford University to the number of ways a CA can make it to Oxford University.
EASY
CAT
IMPORTANT
How to prepare for Quantitative Aptitude for the CAT>Chapter 26 - Permutations and Combinations>Level of Difficulty>Q 8
How many straight lines can be formed from 8 non-collinear points on the X-Y plane?