What will be the Value of the Equation? If

If 4x + 5y = 83 and 3x : 2y = 21 : 22 the y – x equals

  1. 3
  2. 4
  3. 7
  4. 11
Manish Listener Asked on 17th July 2015 in Maths.
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1 Answer(s)

Answer: (2) 4
Explanation:-
Given-
3X : 2Y = 21 : 22
Then,  3X = 21
X = 21/3 = 7
and, 2Y = 22
Then,  Y = 22/2 = 11
Then, the value of Y – X = 11 – 7 = 4
Hence, the answer is (2) 4.

Anurag Mishra Professor Answered on 17th July 2015.
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