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A worker at a clothing company uses 200 buttons to make 50 shirts.At this rate, how many buttons would the worker use to make 350 shirts ?



Answer :

[tex]\begin{array}{ccc}200\ buttons&-&50\ shirts\\\\x\ buttons&-&350\ shirts\end{array}\ \ |cross\ multiply\\\\\\50x=200\times350\ \ \ \ |divide\ both\ sides\ by\ 50\\\\x=\frac{200\times350}{50}\\\\x=4\times350\\\\\boxed{x=1400}\\\\\boxed{\boxed{Answer:1400\ buttons/350\ shirts}}[/tex]

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