math

The length of a rectangle is represented by the numerical value of 5V^3. If the recrtangle is equal in area to a squae with a side represented by 4V, what is the width of the rectangle in terms of V?

a. 1/80V^5
b. 4/5V
c. 16/5V
d. 16/5V^2
e. 5V/16

please answer and explain

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  1. The length of a rectangle is represented by the numerical value of 5V^3. If the recrtangle is equal in area to a square with a side represented by 4V, what is the width of the rectangle in terms of V?

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  2. 16v^2 / 5v^3 = 16 / 5v

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  3. why use 16v^2

    4v x 4v ?

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  4. exactly (4x)^2 = 16v^2

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  5. thank you

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