In how many years will Rs. 950 produce Rs. 399 as simple interest at 7%. Share with your friends Share 1 Mayank Jha answered this Dear student, We know that, Simple Interest(I) = P*T*RSo, 399 = 950*T*0.07⇒T = 6 years So, Rs. 950 will produce Rs. 399 as simple interest in 6 years at 7% rate of interest. Regards 3 View Full Answer