The annual income of a person is Rs. 4 lakhs increases but the tax on income decreases from 14% to 10%. Now he gets Rs....

The annual income of a person decreases by Rs. 64 if the annual rate of interest decreases from 4% to 3.75%. What is his original annual income ?

A man's annual income has increased by Rs. 1.2 lakhs but the tax on income that he has to pay has reduced from 12% to 10%. He now pays the same amount of tax as before. What is his increased income (in Rs lakhs)? एक व्यक्ति की वार्षिक आय में 1.2 लाख रू की वृद्धि होती है परन्तु आय पर लगने वाला कर 12% से 10% हो जाता है। अभी भी वह उतना ही कर देता हे जितना पहले देता था। उसकी बढ़ी हुई आय (लाख रू में) कितनी है?

The income of a person A increases from Rs. 12,000 to Rs. 14,000 and the expenditure increases from 40% to 50%. Find the percentage increase or decrease in the monthly savings of A.

Income of a person is increased by Rs. 4800. Tax rate decreases from 12% t o 10% . Payable tax is same as before. If in both condition 20% of income is tax free. Find his current income.