1.

Select the number that can replace the question mark (?) in the following series.5, 5, 15, 75, 525, ?1. 26252. 10503. 47254. 1575

Answer» Correct Answer - Option 3 : 4725

The pattern followed here is:

5× 1 = 5;

5× 3 = 15;

15× 5 = 75;

75× 7 = 525;

525× 9 = 4725

Hence 4725 is the correct answer.



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