Question

In how much time will S.I. on certain sum of money at 12¹/₂% per annum be ⁷/₄ of itself?​​

Answer 1

Answer:

8 years

Step-by-step explanation:

Let principal be x

rate= 12.5 %

amount =2x

simple interest =2x-x =x

SI = P*R*T/100

x= x*12.5*T/100

T = 100/12.5

T = 8 years

Time = 8 years

Answer 2

Answer:

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