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December 18, 2014

December 18, 2014

Posted by **marko** on Saturday, September 8, 2012 at 3:49pm.

suppose you own a card shop. you buy one line of cards at a rate of 4 cards for $5.

you plan to sell the cards at a rate of

3 cards for $5

how may carfds must you sell in order to make a profit of $100.00

i dont understand how to get answer can you help

- math word problem -
**Ms. Sue**, Saturday, September 8, 2012 at 5:00pm5/4 = 1.25 >> amount paid for each card

5/3 = 1.67 >> amount received for each card

1.67 - 1.25 = 0.42 profit on each card.

100 / 0.42 = 238.1 = 239 cards to make a profit of at least $100.

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