CAT EXAM| Logical ability| Number series

  Number series


1.   51, 64, 78, 91, 104, 117.

(a) 51

(b) 78

(c) 104

(d) 130

 

 

2. 147, 125, 103, 81, 58, 36, 14.

(a) 147

(b) 103

(c) 58

(d) 14



3. 5, 15, 45, 137, 411, 1233.

(a) 137

(b) 1233

(c) 5

(d) None of these.



4. 17, 21, 26, 30, 34, 38, 42.

(a) 21

(b) 26

(c) 30

(d) None of these.



5. 22, 33, 47, 55, 66, 77, 88.

(a) 22

(b) 47

(c) 66

(d) 88

 

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