Question

please solve this question ​

Answer 1

Answer:

THE PRINCIPAL IS ₹8000

Step-by-step explanation:

LET THE PRINCIPAL BE P

SO,

WE KNOW,

A=P(1+R/100)^N

P+820=P(1+5/100)^2

P+820=P(21/20)^2

P+820=441P/400

400(P+820)=441P

400P+328000=441P

328000=441P-400P

328000=41P

P=328000/41

P=₹8000

I HOPE YOU UNDERSTOOD THE QUESTION