question_answer

A covered wooden box has the inner measures as 115 cm, 75 cm, 35 cm and the thickness of wood is 2.5 cm. Then the volume of the wood is ____

A)  80000 cu. cm

B)  82125 cu. cm

C)  84000 cu. cm

D)  85000 cu. cm

Correct Answer: B

Solution :

The inner dimensions of box are 115 cm, 75 cm and 35 cm Volume of inner box Also, the outer dimensions of box are and i.e., 120 cm, 80 and 40 cm Volume of outer box Now, Volume of wood = Volume of outer box Volume of inner box