avinash borrowed Rs5000 from sanjay at simple interest.after 3 years sanjay got Rs300 more than what he had given to avinash.what is the rate of interest per annum?formula
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C.I.=[(1+r/100)^n or t -1] this is formula interest.
nishanth6881:
can u substitute with that formula sir
yes
300=5000[(1+r/100)]^3. -1]. r=?
r means
rate
c.i means
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