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6th Class Mathematics Mensuration Question Bank Mensuration

  • question_answer
    A rectangular photo of dimensions \[\text{12 cm  }\!\!\times\!\!\text{  18 cm}\] has to be framed by placing a cardboard behind it. If the cost of cardboard is Rs. 1.20 per square centimetre, how much does it cost to frame the photo ?

    A) Rs. 259.20            

    B) Rs. 292.52

    C) Rs. 295.20          

    D) Rs. 252.90

    Correct Answer: A

    Solution :

    Area of a photo \[\text{=12 }\!\!\times\!\!\text{ 18= 216 sq}\text{. cm}\] Cost of frame per sq. cm = Rs. 1.20 \[\therefore \] Cost of framing = \[\text{216 }\times \] Rs. 1.20 = Rs. 259.20


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