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Rational numbers on number line - class-VII
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Milk is sold at $Rs\ 10\dfrac {3}{4}$ per liter, Find the cost of $6\dfrac {2}{5}$ liters of milk.
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A
$Rs \, 68 \dfrac {4}{5}$
💡 Explanation:
Price$=Rs\ 10\dfrac {3}{4}=Rs.\cfrac{43}{4}$ per liter
Price of $6\dfrac {2}{5} l=\cfrac{32}{5}l=Rs.\cfrac{43}{4}\times \cfrac{32}{5}=Rs.\cfrac{344}{5}=Rs.68\cfrac{4}{5}$