exam Maths Puzzle Numerical Ability

A closed rectangular container with a square base is to have a volume of 2000cm3. It costs twice as much per cm2 for the top and bottom as it does for the sides.
Find the dimensio

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exam Other Question

A rectangle has a area of X^3-6X^2+15X-28 square feet. Its width is X-4 feet. What is its length? I am the worst at story problems can someone help? I have to write a system of 2 equations in 2 unkown and solve each system by substitution.

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