The length, breadth and height of room are 12m, 4m and 3m, respectively. Aman wants to put rods of lengths 14m, 12m, 13m and 15m in the room. Maximum number of rods which he can put in the room is:

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CollectorBabu · Accepted Answer

Correct Answer: 2. * The length of the room is 12m so the rod of length 12m can be put in the room along its length. * Room is cuboidal. The longest space in the room is along its diagonal. * Diagonal of a cuboid = * Here for room l = 12cm, b = 4cm, h = 3cm * So longest space in the room = = = = 13 cm * So the rod of length 13m can be put along the diagonal of the room. * So only two rods of length 12m and 13m can be put in the room.

The length, breadth and height of room are 12m, 4m and 3m, respectively. Aman wants to put rods of lengths 14m, 12m, 13m and 15m in the room. Maximum number of rods which he can put in the room is:

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