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Praveen Singh • 36.71K Points
Coach Math 

Q. If the difference between three times and seven times of a number is equal to 36, what will be the number?

  • (A) 8
  • (B) 9
  • (C) 4
  • (D) 1
Correct Answer - Option(B)
Explanation by: Praveen Singh 
Let the number be X.
So according to the question -
7X - 3X = 36
4X = 36
Or,
X = 36/4 = 9
So, the required number is 9.

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