John sold an article to Peter at 20% profit and Peter sold it to Mohan at 5% loss. If Mohan paid Rs.912 for the article; find how much did John pay for it ?
Vinod sold a watch to Alex at a gain of 12%and Alex had to sell it to Shweta at a loss of5%.If shweta paid Rs.1330 for it, how much did Vinod pay for the watch?