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  9. Q47

SSC MTS & Havaldar 2019 · Question 47 of 73

यदि X : Y : Z = 4 : 7 : 9 है, तो X Y ​: YZ : X ​ Z ​, का समकक्ष अनुपात क्या है?

  1. A36 : 49 : 32
  2. B36 : 49 : 28Correct
  3. C36 : 51 : 28
  4. D16 : 21 : 14

Answer: B. 36 : 49 : 28

Explanation

माना कि X, Y और Z का मान 4a, 7a और 9a है। ⇒ X Y : YZ : X ​ Z = 4a 7a : 7a ​ 9a : 4a 9a ​ ​ ​ ​ ⇒X Y : YZ : X ​ ​ Z = 47 : 79 : 49 ​ ​ ​ ​ ⇒X Y : YZ : X ​ ​ Z = 36 : 49 : 28 ​

Source: SSC MTS 2019 paper (16-Aug-2019 Shift 1) compilation with key+explanations, via prepp.in · reliable-secondary

← Q46View full paper (73 questions)Q48 →

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