Question

At what rate percent per annum will Rs. 4500 amount to Rs.5715 in 3 years

Answer 1

Answer:

amount =₹5715

principal =₹4500

SI=A-P=₹5715-₹4500=₹1215

Time=3yrs

rate of interest =SI×100/P×T

=1215×100/4500×3=9%

Answer 2

Answer:

9%

Step-by-step explanation:

P= Rs 4500

T=3yrs

A=Rs 5715

A=P+I

5715=4500+I

5715-4500=I

1215=I

I= P*R*T/100

1215=4500*R*1/100

1215*100/4500*3=R

9%=R