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October 31, 2014

October 31, 2014

Posted by **bluebabe** on Tuesday, February 21, 2012 at 7:21pm.

- math -
**Reiny**, Tuesday, February 21, 2012 at 8:27pmyou will get the numbers

3, 8, 13, ... 48 for 10 terms

This is an arithmetic sequence where a = 3, d = 5 and n = 10

Sum(10) = (10/2)(first + last)

= 5(3+48) = 255

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