29. Simple interest on a certain sum is ⁴/₉ of the sum. Find the rate per cent and time if both are numerically equal.
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Mate _____________
Her is the ans ____________
Solution :-
Let sum = Rs x.
then SI = Rs * 4x/9
Let Rate = R%
&
Time = R year
Then,
=>
(X * R* R /100) = 4x/9
=>
R = root under 400/ 9
= 20/3
Therefore, Rate = 8% and Time = 8 Months
Hop its help ♡♡♡ ♡♡♡
☆ Regards :- ♡♡《 Nitish kr 》♡♡
Mate _____________
Her is the ans ____________
Solution :-
Let sum = Rs x.
then SI = Rs * 4x/9
Let Rate = R%
&
Time = R year
Then,
=>
(X * R* R /100) = 4x/9
=>
R = root under 400/ 9
= 20/3
Therefore, Rate = 8% and Time = 8 Months
Hop its help ♡♡♡ ♡♡♡
☆ Regards :- ♡♡《 Nitish kr 》♡♡
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