1 . Karim can buy single poster boards for 80 paisa each or a package of 12 poster boards for Taka 7.50. How much more (in Taka) would Karim have to pay for 3 dozen poster boards if he buys them individually than if he buys them in packages?

  • A. 6.30
  • B. 2.30
  • C. 5.40
  • D. None of the above
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