Question

Raj borrowed some money from moneylender at 20% per annum compound interest .after 3 years he paid rupees 582.40 as C.I. to the money lender .what amount did he borrow?​

Answer 1

Answer:

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Step-by-step explanation:

Let P= Rs. x

A=Rs. 4620

r=25% p.a

t=3 years

S.I.=

100

Ptr

=

100

x×3×25

=Rs.

4

3x

∴A=P+S1=Rs. (

4

3x

+x)=Rs.

4

7x

or, 4620=

4

7x

or, x=

7

4×4620

=2640

∴ Principal=Rs. 2640

Answer 2

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