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Mathematics 21 Online
OpenStudy (anonymous):

You need 1 1/4 cups of sugarto make 20 cookies. To make 14 cookies how many cups ofsygar will you need?

OpenStudy (johnweldon1993):

we can write that as a proportion... \[\large \frac{1.25}{20} = \frac{x}{14}\] *1.25 because we know 1/4 is equal to .25 Can you solve for 'x'?

OpenStudy (johnweldon1993):

*Hint...cross multiply and then simplify for 'x'

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