Avinash works as a lecturer and earns Rs. $$12,000$$ per month. His wife who is a doctor earns Rs. $$15,000$$ per month.
Find the ratio of Avinash's income to their total income.
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Solution
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Given,
Earnings of Avinash $$=Rs. 12,000$$.
Earnings of Avinash's wife $$=Rs. 15,000$$.
We know that,
Total of income of Avinash and Avinash's wife $$=27,000$$.
Thus,
The ratio of Avinash's income to their total income $$=12000:27000$$
$$= \dfrac{12000} {27000}$$
$$= \dfrac{4} {9}$$
$$=4:9$$
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