SOLUTION: What comes next in the series 1113, 1415, 1618, 1920 and why? Thank you! I was working on a series involving adding 2, then adding 1 3 times, then 2 again ... but this seem

Algebra ->  Sequences-and-series -> SOLUTION: What comes next in the series 1113, 1415, 1618, 1920 and why? Thank you! I was working on a series involving adding 2, then adding 1 3 times, then 2 again ... but this seem      Log On


   



Question 1105699: What comes next in the series
1113, 1415, 1618, 1920
and why?
Thank you!
I was working on a series involving adding 2, then adding 1 3 times, then 2 again ... but this seems a little 'clunky' ...

Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
Take the differences in the numbers of the sequence
:
1113, 1415, 1618, 1920
:
looks like we add 302 to get second number, then add 203 to get the third, then add 302 to get the fourth number
:
1920 + 203 = 2123
: