What will be the Value of n? If

A farmer divides his herd of n cows amongst his four sons, so that the first son gets one-half of the entire herd, the second son gets one-fourth while the third son gets one-fifth and the fourth son gets only 7 cows. The value of n is

  1. 240
  2. 100
  3. 180
  4. 140
Monis Rasool Professor Asked on 8th June 2015 in Maths.
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  • 1 Answer(s)

    Answer: (4) 140
    Explanation:-

    According to the question,
    n – (n/2 + n/4 + n/5) = 7
    n – 19n/20 = 7
    n/20 = 7
    n = 7 x 20
    n = 140

    Hence, the value of n is 140.

    Anurag Mishra Professor Answered on 9th June 2015.
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