चना और मटर के बाजार मूल्यों का अनुपात 2 : 5 है, और एक परिवार द्वारा उपभोग की गई मात्रा का अनुपात 4 : 3 है। चना और मटर पर व्यय के अनुपात ज्ञात करें। 

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  1. 17 : 70
  2. 3 : 4
  3. 8 : 15
  4. 9 : 16

Answer (Detailed Solution Below)

Option 3 : 8 : 15
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दिया गया है:

चना और मटर के बाजार मूल्यों का अनुपात = 2 : 5

परिवार द्वारा उपभोग की गई मात्रा का अनुपात = 4 : 3

प्रयुक्त सूत्र:

किसी वस्तु पर व्यय = बाजार मूल्य × उपभोग की गई मात्रा

व्यय का अनुपात = (बाजार मूल्यों का अनुपात) × (उपभोग की गई मात्रा का अनुपात)

गणना:

व्यय का अनुपात = (2 : 5) × (4 : 3)

⇒ (2 × 4) : (5 × 3)

⇒ 8 : 15

∴ सही उत्तर विकल्प (3) है।

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