Question

In how much time will a sum become double of itself at 12 1 by 2 % per annum simple interest​

Answer 1

Let P=Rs. x

A=Rs. 2x

∴S1=Rs x

S1=

100

PTR

or, x=

100

x×T×12

or, T=

3

25

year

=

8 year4 months

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