Question

After how many years will ₹ 8000 becomes ₹10125 at 12 1/2% p. a compound interest . With explanation​

Answer 1

Answer:

2 yrs

Step-by-step explanation:

here A=10125

P=8000

R=12 1/2%

formula is A=P(1+R/100)^n

10125=8000(1+ 25/200)^n

if we solve this then we get

(9/8)^2=(9/8)^n

her n is number of years

so,n=2 that is number of years is 2

Answer 2

Answer:

Step-by-step explanation:

here A=10125

P=8000

R=12 1/2%

formula is A=P(1+R/100)^n

10125=8000(1+ 25/200)^n

if we solve this then we get

(9/8)^2=(9/8)^n

her n is number of years

so,n=2 that is number of years is 2