A rectangular tank has width $3 \mathrm { ft }$, height $2 \mathrm { ft }$, and length $7 \mathrm { ft }$. It is filled with equal volumes of water and oil. The oil has a weight density of $50 \mathrm { lb } / \mathrm { ft } ^ { 3 }$ and floats on the water. Find the force exerted by the mixture on one end of the tank. (The weight density of water is $62.4 \mathrm { lb } / \mathrm { ft } ^ { 3 }$.)
A) $319 \mathrm { lb }$
B) $356 \mathrm { lb }$
C) $337 \mathrm { lb }$
D) $169 \mathrm { lb }$

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The Answer of A rectangular tank has width $3 \mathrm { ft }$, height $2 \mathrm { ft }$, and length $7 \mathrm { ft }$. It is filled with equal volumes of water and oil. The oil has a weight density of $50 \mathrm { lb } / \mathrm { ft } ^ { 3 }$ and floats on the water. Find the force exerted by the mixture on one end of the tank. (The weight density of water is $62.4 \mathrm { lb } / \mathrm { ft } ^ { 3 }$.)
A) $319 \mathrm { lb }$
B) $356 \mathrm { lb }$
C) $337 \mathrm { lb }$
D) $169 \mathrm { lb }$

A Rectangular Tank Has Width 3ft3 \mathrm { ft }3ft , Height

A Rectangular Tank Has Width $3 \mathrm { ft }$ , Height