Poiseuille's law says that the rate at which blood is flowing through a blood vessel of radius $R$ is proportional to $R^{4}$. For medical reasons, we want to know how a reduction in the radius of a blood vessel affects the blood flow. If the radius of the blood vessel decreases by $10 \%$, by what percentage does the blood flow decrease? Round to the nearest whole percent.

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The Answer of Poiseuille's law says that the rate at which blood is flowing through a blood vessel of radius $R$ is proportional to $R^{4}$. For medical reasons, we want to know how a reduction in the radius of a blood vessel affects the blood flow. If the radius of the blood vessel decreases by $10 \%$, by what percentage does the blood flow decrease? Round to the nearest whole percent.

Poiseuille's Law Says That the Rate at Which Blood Is RRR

Poiseuille's Law Says That the Rate at Which Blood Is $R$