Question

Find the wrong number in the given series:

 10           13        26         203            806               20157 

A 10 Correct Answer Incorrect Answer
B 26 Correct Answer Incorrect Answer
C 13 Correct Answer Incorrect Answer
D 806 Correct Answer Incorrect Answer

Solution

10 × 12 + 3 = 13 13 ×  2 - 4 = 22 22 × 32 + 5 = 203 203 × 4 - 6 = 806 806 × 52 + 7 = 20157

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