# math

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A college student is looking at her monthly checking account records. On September 1, 2008, her checking account held a balance of \$1,050. At the end of March 2009, her checking account held a balance of \$800. What is the monthly rate of change for the studentâ€™s checking account over the period September 1, 2008 through March 31, 2009?

• math -

I count 7 months, so
rate of change per month = (800 - 1050)/7
= - \$35.71

balance is declining at a rate of appr \$36 per month

• math -

A college student is looking at her monthly checking account records. On September 1, 2008, her checking account held a balance of \$1,050. At the end of March 2009, her checking account held a balance of \$800. What is the monthly rate of change for the studentâ€™s checking account over the period September 1, 2008 through March 31, 2009?

• math -

the

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