A number is doubled and 9 is added. If the resultant is trebled, it becomes 75. What is the number?

গণিত Number System 08 Oct, 2020

প্রশ্ন A number is doubled and 9 is added. If the resultant is trebled, it becomes 75. What is the number?

  • ক.
    3.5
  • খ.
    6
  • গ.
    8
  • ঘ.
    None of these

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