Question
A man spends 1/3 of his monthly salary on rent, 1/4 on
food and 1/6 on transport. He saves the remaining Rs 4500. Find his monthly salary.Solution
Fraction of salary spent = 1/3 + 1/4 + 1/6 Find LCM of 3, 4, 6 = 12 1/3 = 4/12 1/4 = 3/12 1/6 = 2/12 Total spent = (4 + 3 + 2) / 12 = 9/12 = 3/4 So, fraction saved = 1 − 3/4 = 1/4 Saved amount = 1/4 of salary = 4500 Salary = 4500 × 4 = 18,000 Answer: Monthly salary = Rs 18,000.
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