Question 118

Find the next number in the series.14, 31, 59, 121, 239, ?

Solution

We can observe that given series is in below pattern,

14, $$14 \times 2 + 3$$, $$31 \times 2 - 3$$, $$59 \times 2 + 3$$, $$121 \times 2 - 3$$, $$239 \times 2 + 3$$,

Next number would be $$239 \times 2 + 3$$ = 481