Question

A sum of money at C. I amounts og Rs. 4050 in one year and to Rs 4.723.92 in 3 years. Find the rateof interest for per annum.​

Answer 1

Answer:

7.767323

Step-by-step explanation:

c =4050, A=4723.92 ,N=3y ,i=?

A=C(1+i)^n

4723.92=4050(1+i)^3

4723.92-4050=(1+i)^3

673.92=(1+i)^3

673.92^(1/3)=[(1+i)^3]^(1/3)

8.7673723=1+i

8.7673723-1=i

7.7673723=i

# i= 7.7673%