You buy a watch for 60$. Your friend buys the same watch a month later. It is now sold at a discount of 15%. What is the new sal
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In this question , we have to use compound interest formula, which is
Here Amount after 3 years = $133.10
Rate of interest = 10%=0.1
TIme =3 years
So we get
Now we have principal, P = $100,
Rate of interest, r =0.1
Time, t = 5 years
So we will get
So the balance after 5 years will be $161.05 .
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