Calculating the Area and Cost of Plastic Sheet for Making a Box
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Questions and Answers

What is the surface area of the plastic sheet required for making the box?

  • 4.75 m2
  • 5.45 m2 (correct)
  • 6.00 m2
  • 5.00 m2

    • What is the cost of 5.45 m2 of the sheet for the box, if a sheet measuring 1 m2 costs Rs 20?

  • Rs 105
  • Rs 109 (correct)
  • Rs 100
  • Rs 115

    • What is the total cost of white washing the walls and ceiling of the room at the rate of Rs 7.50 per m2?

  • Rs 600
  • Rs 575
  • Rs 500
  • Rs 555 (correct)

    • What is the total surface area of the walls and ceiling of the room?

    <p>74 m2</p> Signup and view all the answers

    What is the perimeter of the floor of the rectangular hall?

    <p>250 m</p> Signup and view all the answers

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