Question

Find the sum which will earn a simple interest of ₹2640 in 3 years at 713% rate of interest per annum

Answer 1

Sum means amount

To find the amount we first have to find the interest because amount is principal plus interest

So Interest formula is pxrxt/100
Now distribute all the values
And cancel and multiply

Now add principal(2640) with the interest that you got

Check this photo please.

I have a doubt that the question is wrong I am not sure though the rate of interest very high

Answer 2

Sum means amount

To find the amount we first have to find the interest because amount is principal plus interest

So Interest formula is pxrxt/100

Now distribute all the values

And cancel and multiply

Now add principal(2640) with the interest that you got

Principal = 2640

R.O.T = 713 %

Time = 3 yrs

Interest = 50469.6

Amount = 59109.6

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