can you please help me.., with this math problem? |
can you please help me.., with this math problem? |
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#1
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![]() i <3 peter ![]() ![]() ![]() ![]() ![]() Group: Member Posts: 744 Joined: Apr 2005 Member No: 125,986 ![]() |
can you guys please help me with this math problem?? thx ;D
At a fixed interest rate, an investment of $8,000 earns $420. How much do you need to invest at the same rate to earn $672? i have no idea how to do this.. :( |
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#2
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![]() TaiwaneseGurl ![]() ![]() ![]() Group: Member Posts: 88 Joined: Oct 2004 Member No: 56,375 ![]() |
first find what the fixed interest rate is
8000xFIR=420 now u know what the FIR is, just find what the initial investment would have to be by IIxFIR=672 |
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