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18-11-2014
Mathematics

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Dawn has 12 yards of silk. She needs 1 1/4 yards of silk to make one skirt. How many skirts can she make?

Answer :

18-11-2014

[tex]1\frac{1}{4}yards\ for\ 1\ skirt\\ 12\ yards\ for\ x\ skirts\\\\cross\ multiplication\\\ \ 1\frac{1}{4}x=12\ \ \ | divide\ by \ 1\frac{1}{4}\\\\ x=9,6\\\\ She\ can \ make\ 9\ skirts.[/tex]

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18-11-2014

If she has 12 yards and needs 1 1/4,first turn the fraction into a decimal (1.25) then divided 12÷1.25 you'll get 9.6.lastly turn the answer into a fraction(9 3/5)

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