An open box is made by cutting the congruent squares from the corners of a recta

Question

An open box is made by cutting the congruent squares from the corners of a rectangular sheet of cardboard of dimension 20 cm × 15 cm. If the side of each square is 2 cm, the total outer surface area of the box is :

Options:

A . 148 cm2

B . 284 cm2

C . 316 cm2

D . 460 cm2

Answer: Option B

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