Question

principal=₹3480 ,Rate=x%,Time=x years,SI=₹731.Find the rate% and time in years.
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Answer 1

Answer:

root 21

Step-by-step explanation:

p=₹3480

r=x%

t=x years

S.I=₹731

S.I=PRT/100

731=3480*x*x/100

731=348x^2/10

731*10/348=x^2

7310/348=x^2

21=x^2

root 21=x

The answer is approx.

Hope this helps