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ICSE Class 8 Answered

A certain sum of money will be double of itself in 6 years 8 months find the rate of interest per year

 

Asked by abhijot119999 | 11 Sep, 2022, 09:31: PM
Expert Answer
Let space the space amount space be space straight x
After space 6 space years space 8 space months space which space is space 80 over 12 space years space amount space will space be space 2 straight x
Hence space interest space equals space straight x
straight x space equals space fraction numerator straight x cross times 80 over 12 cross times straight R over denominator 100 end fraction
straight R space equals space 15 percent sign
Answered by Arun | 12 Sep, 2022, 11:29: AM

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