Use the Partial Sum Formula to Find the Partial Sum

question 87

Multiple Choice

Use the partial sum formula to find the partial sum of the given arithmetic sequence.
-Find 2 + 4 + 6 + 8 + . . ., the sum of the first 40 positive even integers.

• A) 1644
• B) 1599
• C) 1640
• D) 1595

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Definitions:

Discounted Value

The present value of a future amount of money or stream of cash flows after being discounted by a specific rate.

Present Value

The contemporary evaluation of a future financial sum or cash inflow patterns, using a defined rate of return.

Simple Interest

Simple interest is a method of calculating the interest charge on a loan or investment based on the original principal amount and the rate of interest without compounding.

Account Balance

The amount of money held in a financial account, which reflects all transactions made.