SOLUTION: What rate of simple interest is needed for a principal of Rs 7 500 to amount to Rs 10 500 in 5 years ? PS : Rs= rupees ( money used in my country), thanks you for answering f

Algebra ->  Customizable Word Problem Solvers  -> Numbers -> SOLUTION: What rate of simple interest is needed for a principal of Rs 7 500 to amount to Rs 10 500 in 5 years ? PS : Rs= rupees ( money used in my country), thanks you for answering f      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


   



Question 927678: What rate of simple interest is needed for a principal of Rs 7 500 to amount to
Rs 10 500 in 5 years ?
PS : Rs= rupees ( money used in my country), thanks you for answering for the solution and explanation or hint.

Answer by srinivas.g(540) About Me  (Show Source):
You can put this solution on YOUR website!
Principal(P) =Rs 7500
Final amount =Rs 10500
Simple interest = 10500-7500 = Rs 3000
time (T)= 5 years
let R be the rate of interest
S.I =P.T.R%2F100
3000 = 7500%2A5%2AR%2F100
3000 = 75%2A5%2AR
3000%2F%2875%2A5%29+=R
8=+R
rate of interest = 8 %