Respuesta :

walala4324

Answer: Let principle sum be x

Time = 3 years

Rate = 3% per annul

SI = $36

SI =  \frac{P*R*T}{100}  

36 =  \frac{x*3*3}{100}  

x = 36* \frac{100}{9}  

x = 400

So the sum that would yield interest of $36 is $400

Step-by-step explanation: