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प्रश्न
The cost of \[7\frac{2}{3}\] metres of rope is Rs \[12\frac{3}{4} .\]
Find its cost per metre.
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उत्तर
\[\text{The cost of 7}\frac{2}{3} \text{metres of rope is Rs} 12\frac{3}{4} . \]
\[ \therefore \text{Cost per metre =} 12\frac{3}{4} \div 7\frac{2}{3}\]
\[ = \frac{51}{4} \div \frac{23}{3}\]
\[ = \frac{51}{4} \times \frac{3}{23}\]
\[ = \frac{153}{92}\]
\[ = \text{Rs}\ 1\frac{61}{92}\]
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