Math help!
posted by Ais .
Which is the better investment over a y year term? Calculate each one.
Investment that offers a rate of 2.25% per annum, compounded semianually.
Investment that offers a rate of 2.15% per annum, compounded quarterly.
Investment that offers a rate of 1.95% per annum, simple interest.
How do I calculate this?

Use the value of $1.00
a) amount = 1(1 + .0225/2)^2 = 1.022626..
b) amount = 1(1 + .0215/4)^4 = 1.02167
c) amount = 1 + 1(.0195)(1) = 1.0195
looks like the first 
How much should I deposit at the end of each month into and investment account that pays 9% copounded mothly to have 4 million when I retire in 43 yrs. What is the interest that comes form the 4 million

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