Income and expenditure of a person are in the ratio 5:4. If the income of the person is Rs.18000, then find his savings? Choose the most appropriate option
A) Rs.3600 B) Rs.3689 C) Rs.3615 D) Rs.3628 E) Rs.3618
Let the income and the expenditure of the person be Rs.5x and Rs.4x respectively.   Income, 5x = 18000 =&gt; x = 3600   Savings = Income - expenditure = 5x - 4x = x   So, savings = Rs.3600.   Rs.3600nswer: Rs.3600
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Income and expenditure of a person are in the ratio 5:4. If the income of the person is Rs.18000, then find his savings?