Homework Help: math

Posted by rick on Saturday, January 1, 2011 at 12:58am.

how much money would have to be invested in an account at 3.98% annual interset to achieve a balance of 25,000 in 17 years if

a. The account pays simple interest
b. the account compound interest qrtly
c. the account compounds interest continuously

math - Reiny, Saturday, January 1, 2011 at 9:47am
a)
solve for x, the original amount

x + 17(.0398)x = 25000

b)
i = .0398/4 = .00995

x(1.00995)^68 = 25000
x = 25000/(1.00995^68) = .......

c)

25000 = x (e^(.0398(17))
x = ...
math - riya, Saturday, April 6, 2013 at 8:09am
mujhe simple interest ka method samajh nahi ataa. question-a some of money double itself 10 year the number of year it wood trebles itself is.........

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