Question

find the rate per cent per annum principal rupees 350 simple interest rupees 140 time 5/2 years ​

Answer 1

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Step-by-step explanation:

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Answer 2

Rate of Interest =R=16%

Step-by-step explanation:

Given:-

Principle(P)=Rs. 350

Interest(I)=Rs. 140

Time(T)=5/2 years

Let the rate of interest be R

we know that

I=PTR/100

=>R=100×I/PT

=>R=(100×140)/(350×5/2)

=>R=(100×140×2)/(350×5)

=>R=2×4×2

=>R=16%

Rate of interest=16%