G Ganesh Ujwal Aug 2014 507 1 India Dec 6, 2019 #1 P = 8000, R= 12.5%; T = 3 years Solving the problem in I/P format R = 12.5% i.e 1/8. (1/8 = I/P) (I means interest; P means principal) P = 8 corresponds to 8000 I = 3 corresponds to 3000. I didn't understand how I became 3 in last step?

P = 8000, R= 12.5%; T = 3 years Solving the problem in I/P format R = 12.5% i.e 1/8. (1/8 = I/P) (I means interest; P means principal) P = 8 corresponds to 8000 I = 3 corresponds to 3000. I didn't understand how I became 3 in last step?

topsquark Math Team May 2013 2,383 994 The Astral plane Dec 6, 2019 #2 I don't know why you are counting in 1000's but there's two ways, both using I = PRT. 1)I = PRT = 8000 x 12.5% x 3 = 3000. So in thousands, that's 3. 2)I = PRT = 8 x 12.5% x 3 = 3. -Dan

I don't know why you are counting in 1000's but there's two ways, both using I = PRT. 1)I = PRT = 8000 x 12.5% x 3 = 3000. So in thousands, that's 3. 2)I = PRT = 8 x 12.5% x 3 = 3. -Dan