Question

10. The simple interest on 600 for 9 months is 27. Find the interest rate.​

Answer 1

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=600×27×9/100

=6×27×9

=1458

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Answer 2

Given :-

• Principal = Rs. 600
• Time = 9 months
• S.I. = 27

To find :-

• Interest rate.

Solution :-

$\sf \: Rate \: = \: \dfrac{ P × T}{100 × S.I.} \\ \\ \sf \: = \: \frac{ \cancel6 \: ^{2} \cancel0 \cancel0 \times \cancel9}{1 \cancel0 \cancel0 \times \cancel{27} \: ^{ \cancel3} } \\ \\ \boxed{ \red{ \underline{\sf \: = \: 2 \%}}}$