Question

at what rate percent per annum will a sum of money double itself in 8 years?​

Answer 1

Answer:

12.5% or 12 1/2%

Step-by-step explanation:

let sum = 100

after 8 years sum becomes 200

so SI= 100

P=100

T=8

SI= PRT/100

100=100*R*8/100

R= 100/8= 50/4= 25/2= 12 1/2%

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hope it helps:)

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Answer 2

Answer:

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