Question

question number 7 please give me answer ​

Answer 1

Answer:

suppose time =n year

then, CI = 9261 - 8000= 1261

(formula =CI=p(1+r/100)^n)

then = 1261= 8000×(1+5/100)^n

1261/8000=(1+1/20)^n

1261/8000= (21/20)^n

(21/20)^3=(21/20)^n

n=3 answer

Answer 2

Hey buddy

Here is your answer

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