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A rectangular sheet of metal is 40 cm by 15 cm...

This question belongs to Arithmetic Ability Mensuration 3D
Mensuration 3D
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A rectangular sheet of metal is 40 cm by 15 cm. Equal squares of side 4 cm are cut off at the corners and the remaining is folded up to form an open rectangular box. The volume of the box is

Answer & Solution
Correct Answer: Option A
Volume of the box = $$l$$ × b × h
= (40 - 8) × (15 - 8) × 4
= 32 × 7 × 4
= 896 cm3
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