Question 1049566
Let {{{ n }}} = number of necklaces she has to sell
to make profit of $225
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{{{ 20n - ( 400/50 )*n - 3n = 225 }}}
{{{ 20n - 8n - 3n = 225 }}}
{{{ 9n = 225 }}}
{{{ n = 25 }}}
She needs to sell 25 necklaces to reach
a profit of $225
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