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Tell whether the two rates form a proportion. 7 inches in 9 hours; 42 inches in 54 hours

 Jan 27, 2020
 #1
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7" / 9 hr      does it equal     42" / 54 hr

 

does 

 

7/9  =  42/ 54     ?     What do YOU think?

 Jan 27, 2020

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