Homework Help: Math

Posted by Cici on Sunday, April 3, 2011 at 9:41pm.

A recipe that makes 18 cookie calls for 3/4 cup of sugar. Howbmuch sugar is needes to make 24 cookies using this recipe?

Math - Ms. Sue, Sunday, April 3, 2011 at 9:43pm
18/(3/4) = 24/x

Cross multiply and solve for x

18x = (3/4) * 24
18 x = 18
x = 1

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