A man's income is increased by Rs. 1200 and at the same time, the rate of tax to be paid is reduced from 12% to 10%. He now pays the same amount of tax as before. What is his increased income if 20% of his income is exempted from tax in both cases? `R s .4500` b. `R s .6300` c. `R s .6500` d. `R s .7200`

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?

Aman’s annual income has increased by Rs 20 lakhs but the tax on income that he has to pay has reduced from 20% to 16%. He now pays the same amount of tax as earlier. What is his new total income (in Rs lakhs)? अमन की वार्षिक आय 20 लाख रुपये से बढ़ गयी है लेकिन आय पर उसके द्वारा दिया जाने वाला कर 20% से कम हो कर 16% हो गया है | वह अभी भी पहले जितनी राशि ही कर देता है | नयी कुल आय ( लाख रुपये में ) ज्ञात करें |

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.

Income of a man is increased by Rs 1800 and payable tax is decreased from 18% t o 15% . In both cases 29.95 income tax is free. Find initial income.