Narayan spends 30% of his income on education and 50% of the remaining on food. He gives Rs. 1000 as monthly rent and now has Rs. 1800 left with him. What is his monthly income?

• ক Rs. 7000
• খ Rs. 6000
• গ Rs. 9000
• ঘ Rs. 8000 ✅ সঠিক উত্তর