The S.I. on certain amount P at R% p.a. for R years is _____________.
PR2/100
PR/100
P/100
R2/100
Data insufficient
S.I=PRT100
In this case, S.I=(PR2)100
For principal P, rate of interest R, and time period N (in years), what is the simple interest?
The formula for amount A when the principal P is compounded annually at r% per year for t years is ______ .