You have been asked to design a rectangular box with a square base and lid.The volume of the box must be The cost per square foot of material for the base is $0.50,for the sides $0.20,and for the lid $0.10.If the total cost of materials is a minimum,then the dimensions (in feet)of the box are
A) 4 × 4 ×
B) 1 × 1 × 12.
C) 2 × 2 × 3.
D) × × 6.
E) 3 × 3 ×

Question

You have been asked to design a rectangular box with a square base and lid.The volume of the box must be  The cost per square foot of material for the base is $0.50,for the sides $0.20,and for the lid $0.10.If the total cost of materials is a minimum,then the dimensions (in feet)of the box are
A) 4 × 4 × 
B) 1 × 1 × 12. 
C) 2 × 2 × 3. 
D) × × 6. 
E) 3 × 3 ×

Quizplus · Accepted Answer

The Answer of You have been asked to design a rectangular box with a square base and lid.The volume of the box must be  The cost per square foot of material for the base is $0.50,for the sides $0.20,and for the lid $0.10.If the total cost of materials is a minimum,then the dimensions (in feet)of the box are
A) 4 × 4 × 
B) 1 × 1 × 12. 
C) 2 × 2 × 3. 
D) × × 6. 
E) 3 × 3 ×

You Have Been Asked to Design a Rectangular Box with a Square