Question
Determine Rohit's monthly salary if he allocated 40% of
it to house rent, then 32% of the remaining amount on traveling. After accounting for his food expenses, which amount to Rs. 2742, he used 70% of the remaining balance on taxi fares. After all these expenditures, he had Rs. 1350 left. Find his monthly salary.Solution
We can say that monthly salary of Rohit be Rs. 100a Amount spent on House rent = Rs. 40a Amount spent on Traveling = 0.32 × 60a = Rs. 19.2a According to question; 0.30 × (40.8a – 2742) = 1350 40.8a – 2742 = 4500 40.8a = 7242 a = 177.5 So, monthly income of Anil = 177.5 × 100 = Rs.17750
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