Homework Help: Math

Posted by Carrie on Wednesday, January 27, 2010 at 8:57pm.

2 cups of flour = 6 cookies

x cups of flour = 10 cookies

I found out that 3 cookies get 1 cup of flour and each cookie get 1/3 cup . Also 3 1/3 cups equal 10 cookies .

Now i have to write and solve a proportion and i dont know how to do that . Can you please help me ?

Math - Ms. Sue, Wednesday, January 27, 2010 at 9:05pm
2/6 = x/10

Cross multiply.

6x = 20
x = 20/6
x = 3 2/6 = 3 1/3
Math - Carrie, Wednesday, January 27, 2010 at 9:17pm
Thank you !
Math - Ms. Sue, Wednesday, January 27, 2010 at 9:19pm
You're welcome.

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