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Mathematics 14 Online
OpenStudy (anonymous):

Suppose you own a card shop. You buy 4 for $5 and plan to sell them for 3 for $5. How many cards must you sell to get a profit of $100.

OpenStudy (anonymous):

1st) okay divide 5 by 4, what do you get

OpenStudy (anonymous):

1.25

OpenStudy (anonymous):

then what?

OpenStudy (anonymous):

now divide 5 by 3

OpenStudy (anonymous):

that is 1.66

OpenStudy (anonymous):

1.66-1.25=?

OpenStudy (anonymous):

.41

OpenStudy (anonymous):

100/.41=?

OpenStudy (anonymous):

243.9

OpenStudy (anonymous):

rounding, 244 cards is your answer

OpenStudy (anonymous):

thanx alot

OpenStudy (anonymous):

fan me:) medal me:)

OpenStudy (anonymous):

i did

OpenStudy (anonymous):

greattt!!

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