A Stockbroker Has Money in Three Accounts

question 162

Multiple Choice

A stockbroker has money in three accounts. The interest rates on the three accounts are 8%, 10%, and 14%. If she has twice as much money invested at 10% as she has invested at 8%, three times as much at 14% as she has at 8%, and the total interest for the year is $455, how much is invested at each rate? ( Hint : Let x = the amount invested at 8%.)

• A) $580 invested at 8% $1,160 invested at 10%
• $1,740 invested at 14%
• B) $650 invested at 8% $1,300 invested at 10%
• $1,950 invested at 14%
• C) $755 invested at 8% $1,510 invested at 10%
• $2,265 invested at 14%
• D) $710 invested at 8% $1,420 invested at 10%
• $2,130 invested at 14%
• E) $647 invested at 8% $1,294 invested at 10%
• $1,941 invested at 14%

Understand the process of balancing chemical equations for combustion.

Distinguish between complete and incomplete combustion.

Identify products of combustion under various conditions.

Understand the concepts of oxidation numbers in chemical compounds.

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Definitions:

Federal Reserve Open Market Committee

The branch of the Federal Reserve System responsible for influencing money supply and credit conditions through the trading of government securities.

Board of Governors

The executive leadership of the Federal Reserve System, responsible for the formulation of monetary policies in the United States.

Federal Reserve

The central banking system of the United States, responsible for setting monetary policy.

Term

A fixed or limited period for which something, e.g., office, investment, or a condition, lasts or is intended to last.