A man spends 40% of his monthly salary on food and one-third of the remaining on transport. If he saves Rs.4,500 per month, which is equal to half the balance after spending on food and transport, his monthly salary is
Options:
A . Rs.25,000
B . Rs.22,500
C . Rs.11,250
D . Rs.45,000
Answer: Option B Answer: (b)Suppose monthly income of the man is Rs. x. Expenditure on food = 40% of x = Rs.${2x}/5$ Remaining amount = x - ${2x}/5= Rs.{3x}/5$Expenditure on transport = $1/3 × {3x}/5 = Rs.x/5$Remaining amount = ${3x}/5 - x/5 = {2x}/5$According to question $1/2 × {2x}/5 = 4500$x = 4500 × 5 = Rs.22,500
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