Question

10. A sum when reckoned at 6% per annum simple interest amounts to * 4130 in 3 years. Find the
sum.
​

Answer 1

Answer:

The amount is given as Rs4130 at the rate of 6% per annum in 3 years.

It is known that,

S.I.=Amount−Principle

S.I.=4130−P (1)

And,

S.I.=

100

P×R×T

S.I.=

100

P×6×3

(2)

From equation (1) and (2),

4130−P=

100

P×6×3

4130=

100

18P

+P

4130=

100

18P+100P

413000=118P

P=

118

413000

P=Rs3500

Answer 2

Answer:

The amount is given as Rs4130 at the rate of 6% per annum in 3 years.

It is known that,

S.I.=Amount−Principle

S.I.=4130−P (1)

And,

S.I.=

100

P×R×T

S.I.=

100

P×6×3

(2)

From equation (1) and (2),

4130−P=

100

P×6×3

4130=

100

18P

+P

4130=

100

18P+100P

413000=118P

P=

118

413000

P=Rs3500

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