Aptitude - Arithmetical Ability

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37.

In how many different ways can the letters of the word “INDIA“ be arranged so that vowels do not occur together ?                        
A. 32 B. 42
C. 60 D. 18



38.

How many combinations of students are possible if the group is to consist of exactly 3 freshmen?                        
A. 5000 B. 4550
C. 4000 D. 3550



39.

How many combinations of students are possible if the group is to consist of exactly 3 freshmen and 3 sophomores?                        
A. 360 B. 460
C. 560 D. 660




40.

In how many different ways can the letters of the word 'RUMOUR' be arranged?                        
A. 180 B. 90
C. 30 D. 720



41.

In how many ways a committee, consisting of 5 men and 6 women can be formed from 8 men and 10 women?                        
A. 266 B. 5040
C. 11760 D. 86400



42.

Present ages of P and Q are in the ratio 2 : 3 respectively.After five years, the ratio of their ages will become 3 : 4 respectively.What is Q’s age ago 3 years ?                        
A. 15 years B. 12 years
C. 18 years D. 19 years



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