Question 70

Find the next number in this row.
16, 41, 91, 191, 391,?

Solution

In the given series, 16, 41, 91, 191, 391,?

Difference between n and n-1 terms are in series, 25,50,100,200,...

So, next difference would be 400 and next number would be 300+400 = 791

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