anyone???

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anyone???

by vishubn » Tue Jun 10, 2008 6:43 am
Can anyone help me solve??
CHeers
Last edited by vishubn on Tue Jun 10, 2008 8:41 am, edited 2 times in total.

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by VerbalAttack » Tue Jun 10, 2008 6:59 am
hi vishubn,

Sol for your 1st Qn;
I = (P*N*R)/100
I - Interest
P - Principle
N - No of years
R - Rate

600 = (d * 2 * k) / 100 ==> k = 30,000 / d

Say Principle = x dollars;
2400 = (x * 3 * k) / 100 ==> x = 80,000 / k ==> x = 80,000 / (30,000 / d) ==> 8d/3


Sol for your 2nd Qn;

(x * 1/100) + (y * 2/100) + (z * 3/100) = ((x+y+z) * (1.5/100))

solve the above equation to get;
x=y+3z

cheers

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by vishubn » Tue Jun 10, 2008 7:28 am
Thanks a lot VerbalAttack! :)
much appreciated