Trying to find the right answer to this..

Previous Year Papers

Download Solved Question Papers Free for Offline Practice and view Solutions Online.

Test Series

Take Zigya Full and Sectional Test Series. Time it out for real assessment and get your results instantly.

Test Yourself

Practice and master your preparation for a specific topic or chapter. Check you scores at the end of the test.

Mensuration

Short Answer Type

51.

Describe how the two figures at the right are alike and how they are different. Which box has larger surface area?

206 Views

52. A closed cylindrical tank of radius 7 m and height 3 m is made from a sheet of metal. How much sheet of metal is required?

941 Views

53. The lateral surface area of a hollow cylinder is 4224 cm². It is cut along its height and formed a rectangular sheet of width 33 cm. Find the perimeter of rectangular sheet?

5351 Views

54.

A road roller takes 750 complete revolutions to move once over to level a road. Find the area of the road if the diameter of a road roller is 84 cm and length is 1 m.

2652 Views

55. A company packages its milk powder in cylindrical container whose base has a diameter of 14 cm and height 20 cm. Company places a label around the surface of the container as shown in the figure. If the label is placed 2 cm from top and bottom, what is the area of the label?

1332 Views

56. The length, breadth and height of a cuboid are 20 cm, 15 cm and 10 cm respectively. Find its total surface area.

1493 Views

57. An aquarium is in the form of a cuboid whose external measures are 80 cm x 30 cm x 40 cm. The base, side faces and back faces are to be covered with a coloured paper. Find the area of the paper needed.

953 Views

58. The internal measures of a room are 12 m x 8 m x 4 m. Find the total cost of white washing all four walls of a room if the cost of white washing is Rs 5 per m². What will be the cost of white washing if the ceiling is also white washed?

Solution not provided.
Ans. Rs 800; Rs 1280

195 Views

59. In a building there are 24 cylindrical pillars. The radius of each pillar is 28 cm and height is 4 m. Find the total cost of painting the curved surface area of all pillars at the rate of Rs 8 per m².

372 Views