What is the breadth and height of your study room?

The length breadth and height of a cuboidal room be a unit, b unit, and c unit respectively and a + b + c = 25, ab + bc +ca = 240.5 then find the length of the longest rod to be ket inside the room.

If the sum of length, breadth and height of a cuboid be 19 cm and the length of its diagonal be 11 cm, then· what will be the total surface area of the cuboid ?

The ratio of length breadth and height of a cuboid is 3:2:1 and its volume is 384 cc, then find the total surface area of a cuboid.

If the length, breadth and height of one packet of one gross match-box are 2·8 dcm ,1.5dcm and 0·9 dcm respectively, then calculate the volume of one match-box. [one gross = 12 dozen]. But if the length and breadth of one match box be 5 cm and 3·5 cm, then also calculate the height of it.

Inner part of a cupboard is in the cuboidical shape with its length, breadth and height in the ratio 1: sqrt2: 1 . What is the angle made by the longest stick which can be inserted cupboard with its base inside.

Sum of length, breadth and height of a cuboid is 25cm and the total surface area of it is 264 sq.cm. Find the length of its diagonal.

The length, breadth and height of a cuboid are in the ratio 1 : 2 : 3. If they are increased by 100%, 200% and 200% respectively, then compared to the original volume the increase in the volume of the cuboid will be____

The inner length , breadth and height of a tea - box are 7.5 dcm, 6 dcm and 5.4 dcm respectively, The weight of the box fulled with tea is 52 kg 350 gms, but the weight of the empty box is 3.75 kg . Then what will be the weight of tea of volume 1 cu- dcm. ?

The expenditure of covering the four walls with papers at the rate of 70 paise per sq-metre is ₹ 157.50 . If the height of the room be 5 metres and the ratio of the length and breadth of the room be 4 : 1, then what will be the length and breadth of the room ?

If the length, breadth and height oif a rectangular parallelpoiped are equal then the special name of this solid is _______.