NCERT Class IX Chapter 13 Exercise-13.1 Solutions

NCERT Class IX Chapter 13 Exercise-13.1 Solutions

Q1. A plastic box 1.5m long, 1.25 m wide and 65 cm deep, is to be made. It is to be open at the top. Ignoring the thickness of the plastic sheet, determine:

(i). The area of the sheet required for making the box.
(ii). The cost of sheet for it, if a sheet measuring 1m2 cost Rs 20.    Click Here

 





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