Question

find the simple interest on rs.3900 for 1 year 4 month at5% p.a.

Answer 1

p=3900
r=5%
t=4/3year
I=ptr/100

I=3900/100×4/3×5

I=260

Answer 2

HEY.....

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1 YR AND 4 MONTHS....

WE HAVE TO CONVERT IT IN YR...

MEANS

THERE ARE TOTALLY 12 MONTHS IN YEAR

WE HAVE GIVEN 4 MONTHS...

4/12= 1/3

1+1/3 = 4/3 YEAR....

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AMOUNT= 3,900RS

PERIOD = 4/3 YRS....

RATE = 5%

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SI = PNR / 100

SI = 3,900*4*5/100*3

SI= 13*20

SI= 260RS......

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