1.

2, 5, 10, 17, 26, 37, …………….(a) 48 (b) 75 (c) 50 (d) 73

Answer»

Correct option is : (c) 50

2, 5, 10, 17, 26, 37, ………. 

(1 × 1 + 1), (2 × 2 + 1), (3 × 3 + 1), (4 × 4 + 1), 

(5 × 5 + 1), (6 × 6 + 1), …………. 

So, next number is 

(7 × 7 + 1) = 50



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