Question
Two-fifths of Narendra's salary is equal to Amit's
salary and seven-ninths of Amit's salary is equal to Arun's salary. If the sum of the salaries is ₹770, what are the respective salaries of Narendra, Amit, and Arun (in ₹)?Solution
Narendra ×2/5 =Amit Narendra: Amit =5:2 Amit ×7/9 =Arun Amit: Arun =9:7. Ratio of Narendra Amit and Arun- = 5:2   9:7 Narendra: Amit: Arun =45:18:14. ATQ- The sum of the salary- 77=770 1=10 Narendra=45×10=450  Amit=18×10=180  Arun=14×10=140.
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