Rohit donated 1/5 of his monthly income to N.G.O. working for education of girl child,spent 1/4 of his salary on food,1/3 on rent and 1/15 on other expenses. He is left with Rs 9000.Find Rohit,s monthly salary?

1 Answer
Niranjan
May 10, 2017

Rs. 60000

Explanation:

Let total amount be x
Money spent on:
Food = #1/4x#
Rent = #1/3x#
Other expenses = #1/15x#
NGO = #1/5x#
Income - Total amount spent = Remaining amount (9000)
#x# - (#1/4x+1/3x+1/15x+1/5x#) = 9000

#x-17/20x# = 9000

#3/20x# = 9000

#x#=#(9000*20)/3#
= 60000

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