u : v = 4 : 7 और v : w = 9 : 7। यदि u = 72, तो w का मान क्या है?

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SSC GD Previous Paper 1 (Held On: 11 Feb 2019 Shift 1)
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  1. 98
  2. 77
  3. 63
  4. 49

Answer (Detailed Solution Below)

Option 1 : 98
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दिया गया है:

u : v = 4 : 7 and v : w = 9 : 7

प्रयुक्त सिद्धांत: इस प्रकार के प्रश्नों में, संख्या की गणना नीचे दिए गए सूत्र का उपयोग करके की जा सकती है

गणना:

u : v = 4 : 7 और v : w = 9 : 7

अनुपात को हल करने पर हमें प्राप्त होता है,

u v w = 36 63 49

u w = 36 49

तो u = 72,

w = 49 × 72/36 = 98

W का मान 98 है

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