Simple Interest Q12

12.Mr.Raj got a loan at 11% p.a. SI after 5 years he returned the principal along with interest. If he returns in all RS.12400/- what is the principal amount

     A.   9000

     B.   8000

     C.   8500

     D.   10000

Answer:

Option : B 

Given

R = 11%, N = 5 years, S.I + P = Rs.12400/-

S.I. + P	=		P x N x R		+ P
			100

⇒ 12400	=		P x 5 x 11		+ P
			100

Hence, P = 8000