Cookies
In a cookie jar, 1/4 of the cookies are chocolate chip, and 1/2 of the rest are peanut butter. What fraction of all the cookies are peanut butter?
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Julo
Another variation:
In a cookie jar, 1/5 of the cookies are chocolate chip and 3/4 of the rest are peanut butter. What fraction of all the cookies is peanut butter?
ANS: x = (1-1/5)*3/4 = 4/5*3/4 = 3/5
In a cookie jar, 1/5 of the cookies are chocolate chip and 3/4 of the rest are peanut butter. What fraction of all the cookies is peanut butter?
ANS: x = (1-1/5)*3/4 = 4/5*3/4 = 3/5
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