Question: Find the length of the wire required to go 15 times round a square field containing 69696 m2.

• 1. 15840 m
• 2. 16840 m
• 3. 15820 m
• 4. 15640 m

Question: The edges of three iron cubes are 6cm; 8cm; 10cm respectively. A new cube was made by melting them. Find the edge of the new cube?

• 1. 8 cm
• 2. 12 cm
• 3. 14 cm
• 4. 10 cm

Question: If the sides of two cubes are in the ratio 3: 1 the ratio of their total surface area is?

• 1. 3:1
• 2. 8:1
• 3. 9:1
• 4. 12:1

Question: The edges of a cuboid are respectively 3cm, 4cm and 12 cm. Find the length of the diagonal of cuboid.

• 1. 5 cm
• 2. 19 cm
• 3. 13 cm
• 4. 144 cm

Question: The edge of three cubes of metal is 3 dm, 4 dm and 5 dm. They are melted and formed into a single cube. Find the edge of the new cube?

• 1. 3 dm
• 2. 4 dm
• 3. 5 dm
• 4. 6 dm

Question: How many cubes of edge 2 dm can be cut out of a meter cube?

• 1. 50
• 2. 64
• 3. 216
• 4. 125

Question: The surface of a cube is 24sq cm. Find its volume?

• 1. 8 cc
• 2. 16 cc
• 3. 32 cc
• 4. 64 cc

Question: A solid consists of a circular cylinder with an exact fitting right circular cone placed on the top. The height of the cone is h. If the total volume of the solid is three times the volume of the cone then the height of the cylinder is________?

• 1. 2h
• 2. 4h
• 3. 2h/3
• 4. 3h/2

Question: If the radius of the sphere is doubled then it’s volume is increased by?

• 1. 100 %
• 2. 200 %
• 3. 700 %
• 4. 800 %

Question: The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find the ratio of its diameter to its height.

• 1. 3 : 7
• 2. 7 : 3
• 3. 6 : 7
• 4. 7 : 6