A certain sum of money at simple interest amounted Rs.840 in 10 years at per annum, find the sum?
A. Rs.500
B. Rs.512
C. Rs.520
D. Rs.646
Answer:D
A certain sum of money at simple interest amounted Rs.840 in 10 years at per annum, find the sum?
A. Rs.500 B. Rs.512 C. Rs.520 D. Rs.646