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Find the number that must be added to the terms of the ratio 13 ∶ 25 to make it equal to 7 ∶ 10.  

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UGC NET Paper 1: Held on 8 Oct 2022 Shift 2
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  1. 11
  2. 15
  3. 13
  4. 8

Answer (Detailed Solution Below)

Option 2 : 15
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UGC NET Paper 1: Held on 21st August 2024 Shift 1
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Detailed Solution

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Concept Used:-

Ratio is the relation among two or more numbers, which tells that how much one number is bigger than the others. To solve the questions based on ratio, we assume a variable for the shared part among quantities.

Explanation:-

Suppose, that x need to be added in both the numbers of ratio. So, according to the question,

So, the required number is 15.

Hence, the correct option is 2.

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Last updated on Jul 7, 2025

-> The UGC NET Answer Key 2025 June was released on the official website ugcnet.nta.ac.in on 06th July 2025.

-> The UGC NET June 2025 exam will be conducted from 25th to 29th June 2025.

-> The UGC-NET exam takes place for 85 subjects, to determine the eligibility for 'Junior Research Fellowship’ and ‘Assistant Professor’ posts, as well as for PhD. admissions.

-> The exam is conducted bi-annually - in June and December cycles.

-> The exam comprises two papers - Paper I and Paper II. Paper I consists of 50 questions and Paper II consists of 100 questions. 

-> The candidates who are preparing for the exam can check the UGC NET Previous Year Papers and UGC NET Test Series to boost their preparations.

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