An amount invested fetched a total simple interest of Rs. 4,050 at the rate of 9% per annum in 5 years. What is the amount invested (in Rs. )?

Correct option is A

Given:
Interest = Rs4050
Rate of interest = 9%p.a.
Time = 5yrs
Formula Used:
Simple interest =  $$\frac{(P \times R\times T)}{100}$$​​
Solution:
 $$4050=\frac{ (P \times 9 \times 5)}{(100 )} \\\ \\P=Rs9000$$​​