Question

Find the principal when : simple interest at 16 %per annum for 2 1 upon 2 years is rupees 3840

Answer 1

Let principal be P
hene by formula
(P×5/2×16)/100=3840
Or, P=3840×100×2/5×16
Or, P=240×20×2
Or, P=9600
hence principal is rupees 9600

Answer 2

Answer:

S.I = rupees 3840

Time= 5/2 years

Rate= 16 percent

Principal = S.I×100/R×T

3840×100×2/16×5

Principal = 9600 rupees