Adding Terms of an Arithmetic Sequence Find the number of terms of the arithmetic sequence with the given description that must be added to get a value of .
The first term is , and the common difference is
Number of terms to be summed up to get a value of .
Use the formula for sum of terms of an arithmetic sequence and equate it to 2700 and solve for .
Sum of first terms of an arithmetic sequence is given by
Substituting given data this expression becomes
We equate last expression to and solve for
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