The Number of Gallons of Water Remaining in a Pool

question 174

Multiple Choice

The number of gallons of water remaining in a pool t hours after it began to drain is illustrated in the table below. What is the initial number of gallons of water in the pool before it began to drain?

• A) 19500
• B) 22000
• C) 14500
• D) 17000
• E) 12000

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Definitions:

Periodic Interest Rate

The interest rate applied to a loan or investment over a specific period of time, less frequently than annually.

Compounded Monthly

The method of calculating interest where the accrued interest is added to the principal sum each month, leading to interest on interest the following month.

Periodic Rate

Periodic rate is the interest rate applied to a financial product over a specific period, which could be daily, monthly, or quarterly, rather than annually.

Quarterly Payments

Payments that are made four times a year, usually for loans or investments, corresponding to each quarter of the year.