LuisArciniega89 LuisArciniega89

04-04-2018
Mathematics

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Robert sharpened pencils for the school math contest. He sharpened 8 pencils in two 2 minutes and 32 pencils in 8 minutes. If he continues at the same rate, what equation can be used to predict the number of pencils he can sharpen in 30 minutes? Let p represent the number of pencils and t represent the number of minutes.

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blitzphi blitzphi

04-04-2018

4t=p
The rate of change is 4. 4 times t(number of minutes) equals 30 minutes. Therefore the equation is 4t=p. Hope this helps:D

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