GATE | CS | 2003 | Aptitude | Quantitative Aptitude | Question 5

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n couples are invited to a party with the condition that every husband should be accompanied by his wife. However, a wife need not be accompanied by her husband. The number of different gatherings possible at the party isGATECS2003Q4

A

B

C

D

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Combinatorics,GATE-CS-2003,Aptitude GATE CS PYQ Quiz,Quantitative Aptitude GATE CS PYQ quiz
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