By selling sugar at Rs 11.16 per kg, a man loses 7%. To gain 7%, it must be sold at

On selling a chair for Rs.680, a man loses 15%. To gain 15% it must be sold for

On selling a chair for Rs.720, a man loses 25%. To gain 25% it must be sold for

By selling a watch for 1140, a man loses 5%. In order to gain 5%, the watch must be sold for

By selling an article for Rs.110, a man loses 12%. For how much should he sell it to gain 8%?

By selling an article for Rs 220 a man loses 12%. For how much he should sell so as to gain 16%?

On selling an article for Rs. 240, a trader loses 4%. In order to gain 10% he must sell that article for :