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The weight of a box varies directly as the volume of the box. If a 138-pound box has a volume of 23 gallons, what is the weight of a box that has a volume of 25 gallons?

A. 29 pounds B. 138 pounds C. 31 pounds D. 150 pounds

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Answer:

D. 150 pounds

Step-by-step explanation:

For be directly proportional, it has to be that as one value increases the other does it equally, so

If  138 pound box has a volume of 23 gallons for 25 gallons ?. For being directly proportional tha value must be higest

138  →  23                       [tex]x=\frac{25*138}{23} = 150[/tex]

x      →  25

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